What is a consideration when implementing a Thin Clone on a Dell Unity XT array?

What is a consideration when implementing a Thin Clone on a Dell Unity XT array?
A . Data Reduction can be enabled independently on source LUN and on Thin Clone.
B . Thin Clone can be created directly from the Base LUN.
C . Thin Clone is only supported on Dell Unity XT systems.
D . Thin Clone can be expanded independently from the Base LUN.

Answer: D