Answer:
May you please be more specific?
Explanation:
D is the answer, because all of the above are true. All of the answers make since.
Answer:
Zoom. Without a doubt, zooming is the most used (and therefore, most overused).
Pan. Panning is when you move your camera horizontally; either left to right or right to left, while its base is fixated on a certain point.
And tilt.
Answer:
He/She may be unable to operate the system without reading the documentation. He/She may get poor grades as a result of being unable to operate the system. He/She may get shouted at for not being able to operate the system.