You have a Microsoft 365 subscription. All users have their email stored in Microsoft Exchange Online. In the mailbox of a user named User1, you need to preserve a copy of all the email messages that

Question

Options

• AFrom the Security & Compliance admin center, create a label and a label policy.
• BFrom the Exchange admin center, create a mail flow rule.
• CFrom the Security & Compliance admin center, start a message trace.
• DFrom Exchange admin center, start a mail flow message trace.

• A
  81% (25)
• B
  10% (3)
• C
  3% (1)
• D
  6% (2)

Explanation

Creating a retention label and label policy in the Security & Compliance admin center is a valid preservation approach. You can configure a retention label with a retention action (e.g., retain for a set period) and then publish or auto-apply it via a label policy with a keyword condition targeting 'ProjectX'. When auto-applied, the label will be stamped on matching items in User1's mailbox and the content will be preserved per the retention settings - even if the user deletes the items. Why the others are wrong: A mail flow rule (B) can route or copy messages in transit but cannot retroactively preserve existing mailbox items and does not provide a compliance-grade hold. A message trace (C) is a diagnostic tool that shows message delivery logs, not a preservation mechanism. Starting a mail flow message trace from the Exchange admin center (D) is the same concept - purely diagnostic, not a retention or preservation tool.

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