Which actions must the administrator perform?

A vSphere administrator needs the ability to adjust the amount of guaranteed physical CPU and
Memory resources to a virtual machine without incurring application downtime.
Which actions must the administrator perform?

A.
Enable CPU hotplug and Memory hotplug on the virtual machine.

B.
Adjust the number of CPUs and the Memory Configuration for the virtual machine.

C.
Adjust the CPU reservation slider and click the Reserve all Guest Memory checkbox.

D.
Adjust the CPU and Memory reservation sliders on the virtual machine.