Human hearing is not as good as dogs' hearing for _________ frequencies,and not as good as elephants and goldfish for _________ frequencies.
A)high; middle
B)middle; low
C)high; low
D)low; high

Question

Human hearing is not as good as dogs' hearing for _________ frequencies,and not as good as elephants and goldfish for _________ frequencies.​ 
A)high; middle 
B)middle; low 
C)high; low 
D)low; high

Quizplus · Accepted Answer

Human hearing is not as good as dogs' hearing for high frequencies, but it is better than dogs for middle frequencies. Similarly, human hearing is not as good as elephants and goldfish for low frequencies, but it is better than them for high frequencies. Therefore, the correct option is C, which states that human hearing is not as good as dogs' or elephants and goldfish's for both high and low frequencies.

Human Hearing Is Not as Good as Dogs' Hearing for _________