What two scenarios will prevent extending a VMDK that is attached to a powered on VM? (Choose two.)

What two scenarios will prevent extending a VMDK that is attached to a powered on VM? (Choose two.)
A . VMDK has snapshots present.
B . VMDK is connected using LSI logic SAS controller.
C . VMDK is connected using IDE controller.
D . VMDK is running an unsupported Guest O

Answer: A,D