Which statement about the ASA redundant interface is true?

Which statement about the ASA redundant interface is true?

A.
It is a logical interface that combines two physical interfaces, both of which are
active.

B.
It can only be used for failover links.

C.
By default, the first physical interface that is configured in the pair is the active
interface.

D.
The redundant interface uses the MAC address of the second physical interface in the
pair.