Which IP address and port number are used by default when you configure Multicast Music on Hold?

Which IP address and port number are used by default when you configure Multicast Music on
Hold?

A.
239.1.1.2 on port 16884

B.
239.255.255.254 on port 16388

C.
239.239.239.239 on port 16348

D.
239.1.1.1 on port 16384