I don’t understand that language
Comment<span> (computer programming) ... In computer programming, a </span>comment<span> is a programmer-readable explanation or annotation in the source code of a computer program. They are added with the purpose of making the source code easier for humans to understand, and are generally ignored by compilers and interpreters.</span>
The correct answer would be D
Cone cells, or cones, are one of three types of photoreceptor cells in the retina of mammalian eyes. They are responsible for color vision and function best in relatively bright light, as opposed to rod cells, which work better in dim light.