Question

Humans need to eat what foods to remain healthy

a. a limited diet
b. single
c. variety

Answer 1

A limited diet.
It makes more sense and the body needs a limited diet if wanted an healthy root

Answer 2

A limited diet.

Step-by-step explanation:

A single doesn't really help you.

A variety could have anything in it and since this isnt that specific I can only go off of what I know.