Which Cisco IOS configuration at the SRST router is correct?

Refer to the exhibit.

Multicast MOH needs to be run from flash at the remote site. Which Cisco IOS configuration at the
SRST router is correct?

A.
!
call-manager-fallback
ip source-address 10.1.5.102 port 2000
max-ephones 2
max-dn 8 dual-line
moh music-on-hold au
multicast moh 239.1.1.1 port 16384

B.
!
call-manager-fallback
ip source-address 10.1.5.102 port 2000
max-ephones 2
max-dn 8 dual-line
moh music-on-hold au
multicast moh 239.1.1.1 port 163t

C.
call-manager-fallback
ip source-address 10.1.120.1 port 2000 max-ephones 2
max-dn 8
moh music-on-hold.au
multicast moh 239.1.1.1 port 32767

D.
!
call-manager-fallback
ip source-address 10.1.5.102 port 2000
max-ephones 2
max-dn 8 dual-line
moh music-on-hold an
multicast moh 239.1.1.1 port 32767

Explanation:
following configuration will required to Enable Multicast MOH on the Cisco SRST Gateway
1. ccm-manager music-on-hold
2. interface loopback number
3. ip address ip-address mask
4. exit
5. interface fastethernet slot/port
6. ip address ip-address mask
7. exit
8. call-manager-fallback
9. ip source-address ip-address [port port]
10. max-ephones max-phones
11. max-dn max-directory-number
12. moh filename
13. multicast moh multicast-address port port [route ip-address-list]
14. exit
Link:
http://www.cisco.com/en/US/products/sw/iosswrel/ps5207/products_feature_guide09186a00802d
1c31.html#wp1046789