Question

what do you call the arrays of millions of tiny light - sensitive cavities that record an image in a camera sensor?
a megapixels
b photo pixels
c photo - sites
d resolution

Explanation:

Photo - sites are the arrays of millions of tiny light - sensitive cavities in a camera sensor that record an image. Megapixels refer to one million pixels and is a measure of resolution. Photo pixels is not a standard term. Resolution is a measure of the sharpness and detail in an image, not the light - sensitive cavities themselves.

Answer:

C. photo - sites