Which cmdlet should you use?

You have an Exchange Server 2016 organization. The organization contains 10 mailbox databases.
You have a mailbox database named DB4 on a disk that has only 10 percent free disk space.
You need to prevent automatic mailbox distribution from selecting DB4 as a target.
Which cmdlet should you use?

A.
Set-MailBoxDatabase

B.
Set-MailboxServer

C.
Set-SiteMailboxProvisioningPolicy

D.
Set-DatabaseAvailabilityGroup

Explanation:
https://technet.microsoft.com/en-gb/library/ff477621(v=exchg.150).aspx#Exclude