The Key Difference in Human Female Sexuality from That of Other

The key difference in human female sexuality from that of other "lower" species is that

A) in nonhuman species,the females often have more than one sexual partner.
B) the females of nonhuman species attain sexual maturity late in their life cycles.
C) only females of the human species experience orgasm.
D) in nonhuman species,female sexual behavior is strongly controlled by hormones.