Which three commands are necessary to override the default CoS to DSCP mapping on interface Fastethernet0/1? (Choose three.)

Which three commands are necessary to override the default CoS to DSCP mapping on interface Fastethernet0/1? (Choose three.)
A . mls qos map cos-dscp 0 10 18 26 34 46 48 56
B . mls qos map dscp-cos 8 10 to 2
C . mls qos
D . interface Fastethernet0/1 mls qos trust cos
E . interface Fastethernet0/1 mls qos cos 1
F . interface Fastethernet0/2 mls qos cos 1

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Answer: ACD