Refer to the exhibit.

If this SIP call is initiated using early offer, which SIP message will UA#2 use to communicate its
media capability to UA#1?

A.
INVITE

B.
180 Ringing

C.
200 OK

D.
ACK

E.
RTP Media

Explanation:
In Early offer, SIP Send SDP in the invite , the other node will send the SDP in the
200 message.