On the secondary vPC switch, under which circumstance does the vPC autorecovery
feature not bring up the vPC member ports?

A.
Peer link fails, and subsequently, the peer-keepalive link fails.

B.
Peer link is up, and the peer-keepalive link fails.

C.
Both vPC peers are reloaded, and the primary doesnot come back up.

D.
Peer link fails, and subsequently, the primary switch fails.