Management decided that an archive copy group is no longer required. Which command allows an IBM Tivoli Storage Manager V6.2 administrator to delete the archive copy group from the MCLASS1 management class that is in the SUMMER policy set of the PROG1 policy domain?

A.
delete copygroup summer mclass1 type=archive prog1

B.
delete copygroup prog1 mclass1 type=archive summer

C.
delete copygroup prog1 summer type=archive mclass1

D.
delete copygroup prog1 summer mclass1 type=archive

Explanation: