Your network contains a server that has Microsoft SharePoint Foundation 2010 installed. You need to ensure that a user named User1 can use Windows PowerShell to back up SharePoint site collections.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A.
Run the Add-SPShellAdmin cmdlet.

B.
Run the Start-SPAssignment cmdlet.

C.
Add User1 to the Farm Administrators group.

D.
Add User1 to the local Backup Operators group.