C is the answer gorillanclosest to us fruit fly isn't even mammal
The answer is C. Gorillas are more closely related because they are apart of the Great Ape family which includes Gorillas, Chimpanzees, Humans, and Orangotangs
The order of relatedness from least to most related to humans is: fruit fly, duck, mouse, and gorilla. Therefore, option B is the correct answer.
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