Choose the letter of the word or group of words that best completes the sentence

"Studies of carcinogenesis in animals can provide data on ______ in human"

(a) differences are
(b) that differences are
(c) differences have
(d) differences

Question

Choose the letter of the word or group of words that best completes the sentence

"Studies of carcinogenesis in animals can provide data on ______ in human"

(a) differences are
(b) that differences are
(c) differences have
(d) differences

anonymous · Answer

Its not A or C

Hope this helps you get the answer you're looking for

anonymous · Answer

why is the answer neither A nor C?