What should you do first?

You have a hybrid Microsoft Exchange Server organization. All users have Microsoft 365 E5 licenses. You plan to implement an Advanced Threat Protection (ATP) anti-phishing policy. You need to enable mailbox intelligence for all users.

What should you do first?
A . Configure attribute filtering in Microsoft Azure Active Directory Connect (Azure AD Connect).
B . Purchase the ATP add-on.
C . Select Directory extension attribute sync in Microsoft Azure Active Directory Connect {Azure AD Connect).
D . Migrate the on-premises mailboxes to Exchange Online.

View Answer

Answer: D

Explanation:

References: https://docs.microsoft.com/en-us/office365/securitycompliance/set-up-anti-phishing-policies