In what two ways is Enforcing Layers useful in VMware Mirage? (Choose two.)

In what two ways is Enforcing Layers useful in VMware Mirage? (Choose two.)
A . It can remove user-installed applications that corrupt system files.
B . It can resolve problems with changes made to files and registry by users and applications.
C . It can keep the Inventory up to date.
D . It can allow installation of additional user-installed applications.

Answer: A,B