As the architecture of 3G core network（）is introduced into 3G system by 3GPP in its release 5 , aimi

[单选]

As the architecture of 3G core network（）is introduced into 3G system by 3GPP in its release 5 , aiming to provide various multimedia services for 5G users.

• A、MMS

• B、IP

• C、IMS

• D、ATM