Your network contains one Active Directory forest named contoso.com. The forest contains a single
domain. All domain controllers run Windows Server 2012 R2.
You need to modify the membership of a group named Group1 to include two users named User1
and User2.
What command should you run? To answer, select the appropriate options in the answer area.
Select three.

A.
Use command Add-GroupMember

B.
Use command Add-ADGroupMember

C.
As first parameter use Group1

D.
As first parameter use User1, User2

E.
As first parameter use {User1, User2}

F.
As second parameter use Group1

G.
As second parameter use User1, User2

H.
As second parameter use {User1, User2}

Explanation:
Reference: Add-ADGroupMember
https://technet.microsoft.com/en-us/library/ee617210.aspx