How does SSO work with HSRP to minimize network disruptions?

How does SSO work with HSRP to minimize network disruptions?
A . It enables HSRP to elect another switch in the group as the active HSRP switch.
B . It ensures fast failover in the case of link failure.
C . It enables data forwarding along known routes following a switchover, white the routing protocol reconverges.
D . It enables HSRP to failover to the standby RP on the same device.

Answer: A

Explanation:

SSO enables the standby RP to take over if the active RP fails.