This MS-900 practice question tests your understanding of describe microsoft 365 pricing, licensing, and support. 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 Microsoft 365 support plans include 24/7 phone support? (Choose 2)
Microsoft 365 E3
Why wrong: E3 also includes phone support, but the question asks for two specific ones; we choose B and D.
Microsoft 365 Business Basic
Why wrong: Business Basic includes only online support, not phone.
Microsoft 365 E5
E5 includes 24/7 phone support.
Microsoft 365 F3
Why wrong: F3 includes only online support.
Microsoft 365 Business Premium
Business Premium includes 24/7 phone support.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Microsoft 365 E5
Microsoft 365 E5 and Microsoft 365 Business Premium are the only two plans listed that include 24/7 phone support as part of their subscription. E5 is a high-end enterprise plan with advanced security and analytics, while Business Premium is a small-to-medium business plan that bundles productivity apps with device management and phone support. Both plans explicitly offer round-the-clock phone assistance for technical issues.
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.
Microsoft 365 E3
Why it's wrong here
E3 also includes phone support, but the question asks for two specific ones; we choose B and D.
Microsoft 365 Business Basic
Why it's wrong here
Business Basic includes only online support, not phone.
Microsoft 365 E5
Why this is correct
E5 includes 24/7 phone support.
Related concept
Read the scenario before looking for a memorised answer.
Microsoft 365 F3
Why it's wrong here
F3 includes only online support.
Microsoft 365 Business Premium
Why this is correct
Business Premium includes 24/7 phone support.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
The trap here is that candidates often assume all paid Microsoft 365 plans include phone support, but Microsoft reserves 24/7 phone support only for specific premium plans (E5 and Business Premium), while plans like E3 and Business Basic rely on online-only support.
Detailed technical explanation
Under the hood, Microsoft 365 support plans are tiered: subscriptions like E3 and Business Basic include only 'Community and Online' support, which means self-help resources and web-based ticket submission. Phone support is reserved for higher-tier plans (E5, Business Premium) or requires purchasing a separate Premier or Unified support contract. In a real-world scenario, an organization using E3 that experiences a critical outage would need to buy an additional support plan or rely on slower online channels, whereas E5 users can call immediately for faster resolution.
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
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FAQ
Describe Microsoft 365 pricing, licensing, and support — This question tests Describe Microsoft 365 pricing, licensing, and support — Read the scenario before looking for a memorised answer..
The correct answer is: Microsoft 365 E5 — Microsoft 365 E5 and Microsoft 365 Business Premium are the only two plans listed that include 24/7 phone support as part of their subscription. E5 is a high-end enterprise plan with advanced security and analytics, while Business Premium is a small-to-medium business plan that bundles productivity apps with device management and phone support. Both plans explicitly offer round-the-clock phone assistance for technical issues.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 24, 2026
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