What three facts should the administrator consider when creating and managing member groups?

What three facts should the administrator consider when creating and managing member groups?
A . Groups are associate with tiers.
B . Accrual type transactions associated with a group can be canceled.
C . Qualifying points can’t be transferred to a group.
D . Vouchers can’t be issued to groups.
E . Promotions can’t offered to groups.

Answer: B C D