Quick Answer
The correct answer is the email entity page and the user's mailbox audit log. These two sources of evidence are the first steps in a phishing email investigation because the email entity page provides immediate, critical details about the message itself—such as the sender, subject, and embedded links—while the mailbox audit log reveals whether the user actually interacted with the email, like opening it or clicking a link. On the SC-200 exam, this tests your understanding of the initial triage workflow in Microsoft Defender XDR, where you must prioritize direct email artifacts over broader tools like advanced hunting or the action center. A common trap is jumping to the device timeline or advanced hunting too early, but remember: the email itself and user interaction are the foundational clues. Memory tip: think "Email + Action" — the email entity page gives you the "what," and the mailbox audit log gives you the "did they do it."
This SC-200 practice question tests your understanding of respond to security incidents. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Which TWO sources of evidence should a security analyst examine first when investigating a user-reported phishing email in Microsoft Defender XDR?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
The email entity page
Email entity page contains key email details.
The action center
Why wrong: Action center is for response actions.
The user's mailbox audit log
Audit log shows actions taken on the email.
The user's device timeline
Why wrong: Device timeline is for endpoint activity, not email.
Advanced hunting for email events
Why wrong: Advanced hunting is more for proactive searches, not initial investigation.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
The email entity page
Options B and C are correct. Option B: The email entity page provides details about the email, including sender and links. Option C: The user's mailbox audit log shows if the user interacted with the email. Option A is wrong because the device timeline is not relevant for email. Option D is wrong because the action center is for response. Option E is wrong because advanced hunting is for complex queries, not first step.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
The email entity page
Why this is correct
Email entity page contains key email details.
Clue confirmation
The clue word "first" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
The action center
Why it's wrong here
Action center is for response actions.
The user's mailbox audit log
Why this is correct
Audit log shows actions taken on the email.
Clue confirmation
The clue word "first" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
The user's device timeline
Why it's wrong here
Device timeline is for endpoint activity, not email.
Advanced hunting for email events
Why it's wrong here
Advanced hunting is more for proactive searches, not initial investigation.
Common exam traps
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
What to study next
Identify which SC-200 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
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FAQ
Respond to security incidents — This question tests Respond to security incidents — Read the scenario before looking for a memorised answer..
The correct answer is: The email entity page — Options B and C are correct. Option B: The email entity page provides details about the email, including sender and links. Option C: The user's mailbox audit log shows if the user interacted with the email. Option A is wrong because the device timeline is not relevant for email. Option D is wrong because the action center is for response. Option E is wrong because advanced hunting is for complex queries, not first step.
Identify which SC-200 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Yes — watch for: "first". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 21, 2026
This SC-200 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SC-200 exam.
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