Which statement describes Virtual Router Redundancy Protocol (VRRP)?

Which statement describes Virtual Router Redundancy Protocol (VRRP)?

A.
A VRRP group has one master and at least one standby virtual router.

B.
A VRRP group has one master and one or more backup virtual routers.

C.
A VRRP group has one active and one or more standby virtual routers.

D.
A VRRP group has one active and one backup virtual router.