what does the "11" in bits 1 and 2 indicate ?

With the DSCP value fo “101110”, what does the “11” in bits 1 and 2 indicate ?

A.
CS(Class Selector Value )

B.
Queue Depth

C.
PHB (Per-Hop Behavior )

D.
IP Precedence

E.
Drop Probability

F.
AF Class