Which two statements are true regarding Full and Half call model processing? (Choose two.)

Which two statements are true regarding Full and Half call model processing? (Choose two.)
A . Avaya Aura® Session Manager (SM) always performs Half call model processing.
B . Avaya Aura® Communication Manager (CM) configured as a Feature Server performs Full call model processing.
C . Avaya Aura® Communication Manager (CM) configured as an Evolution Server performs Full call model processing.
D . Avaya Aura® Session Manager (SM) always performs Full call model processing.

Answer: A,B