Which statement is true about the ip rtp header-compression interface command used on both sides of the Frame Relay point-to-point link?

Which statement is true about the ip rtp header-compression interface command used on both sides of the Frame Relay point-to-point link?

A.
The configuration will procide header compression for voice traffic.

B.
The configuration will provide header compression for G.729 voice traffic only.

C.
The configuration can be applied only when the voice and TCP packets are relatively small.

D.
The configuration will provide header conpression for both voice and TCP traffic.