Your company has a hybrid deployment of Office 365. All mailboxes are hosted on Office 365. All
users access their Office 365 mailbox by using a user account that is hosted on-premises. You need
to delete a user account and its associated mailbox.
Which tool should you use?

A.
The Remove-MSOLUser cmdlet

B.
The Remove-Mailbox cmdlet

C.
The Office 365 portal

D.
Active Directory Users and Computers

Explanation:
When deleting accounts from Active Directory and directory synchronization runs the associated
object will be deleted from Azure and also soft deleting the mailbox.