You need to determine which Office 365 users have active Microsoft Exchange Online mailboxes. Which two actions can you perform to achieve this goal? (Each correct answer presents a complete solution. Choose two.)

A. View the mailboxes in the Users & Groups section of the Exchange Control Panel.
B. Run the Show-Mailbox Windows PowerShell cmdlet.
C. View the users in the User Management section of the Office 365 Portal.
D. Run the Get-Mailbox Windows PowerShell cmdlet.

Correct Answer: AD