You have a Microsoft 365 subscription that includes a user named Admin1.
You need to ensure that Admin1 can preserve all the mailbox content of users, including their deleted items.
The solution must use the principle of least privilege.
What should you do?
A. From the Microsoft 365 admin center, assign the Exchange administrator role to Admin1.
B. From the Exchange admin center, assign the Discovery Management admin role to Admin1.
C. From the Azure Active Directory admin center, assign the Service administrator role to Admin1.
D. From the Exchange admin center, assign the Recipient Management admin role to Admin1.
