Which command should you run?

You have an Exchange Server 2013 organization that contains one office in Los Angeles and one
office in New York.
All servers have the Mailbox server role and the Client Access server role installed and are members
of a data availability group (DAG) named DAG1. The servers and databases are shown in the exhibit.
(Click the Exhibit button.)

You need to ensure that if the active copy of NYDB01 fails, a server in the same site will attempt to
activate a copy of the database before a server in another site does. The solution must not influence
the activation of other database copies.
Which command should you run?

A.
suspend-mailboxdatabasecopy -identity nydb01\\ex3 -activationonly

B.
set-mailboxserver -identity ex3 -autodatabasemountdial bestavailability

C.
suspend-mailboxdatabasecopy -identity nydb01\\ex4 -activationonly

D.
set-mailboxserver -identity ex4 -autodatabasemountdial bestavailability.