Besides the subclient name, what other information is mandatory?

You are in a SnapProtect v10 solution environment creating a new subclient with NAS data.

Besides the subclient name, what other information is mandatory? (Choose three.)
A . the Snap Engine
B . the backup content path
C . the storage policy
D . the backup schedule
E . the retention policy

Answer: A,C,D

Explanation:

(http://docs.snapprotect.com/netapp/v10/article?p=products/windows/snap/config_basic.htm)