You need to identify all the mailboxes in the organization with a size bigger than 5 Gb.
What command you should execute?

A.
Get-AddressList -Identity “All users” | Get-MailboxFolderStatistics

B.
Get-Mailbox | Get-MailboxStatistics | Format-Table displayname, total item size

C.
Get-MailUser | Get-MailboxStatistics | Format-Table displayname, total item size

D.
Get-StoreUsageStatistics -Identity “All users”