On Cisco IOS XR software, what are the four valid address-family configuration command options in static route configuration mode?

A.	address-family ipv4 unicast
B.	address-family ipv6 unicast
C.	address-family ipv4 multicast
D.	address-family ipv6 multicast
E.	address-family vpnv4
F.	address-family vpnv6