Answer: The correct answer is-
Mutations of animals can benefit humans by decreasing the nutritional value of food.
Mutation can be described as permanent change in the sequence of genetic material ( DNA) of living organisms. It can be beneficial as well as harmful to the organisms.
In the given question, second option does not relate mutations in genes and agriculture because if the nutritional value of food is decreased through mutation, it can not be beneficial to the humans that will consume the food.
This is because in such condition, humans will not obtain proper nutrition through the nutrient deprived food.
Thus, third option is the right answer.
