You are considering using virtual machines for your new corporate email servers. You are giving examples to your manager of the benefits this will provide. Which two examples are true? (Choose two.)
A. Virtual machines can be reverted to prior states to make recovery from accidents simpler.
B. Virtual machines perform faster than physical machines using the same hardware.
C. Virtual machines allow you to add components such as network cards and hard disks while the VM is running.
D. Virtual machines automatically increase and decrease their allocated memory while running.
