Which two tasks should you perform?

You have configured a Cisco Unity Express server that uses the G.711 codec. You want to send outbound messages in a format that uses lower bandwidth. However, you want to keep the quality of the incoming message high.

Which two tasks should you perform? (Choose two.)
A . Convert the incoming messages to
B . 729a.
C . Keep the incoming messages as
D . 711.
E . Convert the outgoing message to 64 kb/s using
F . 729a.
G . Convert the outgoing messages to
H . 726.
. Send the outgoing messages in the
. 711 format.
. Store the message using the original codec, but convert it to 64 kb/s for outgoing.

Answer: B,D