Which two options are restrictions of BGP Outbound Route Filtering? (Choose two)

Which two options are restrictions of BGP Outbound Route Filtering? (Choose two)
A . It can be used only with eBGP
B . Multicast is not supported
C . It can be used only with IPv4 multicast
D . It requires access list to match to routes
E . I can be used only with iBGP

Answer: A, B