Gerald Is Walking Through the Forest at Night, and He

Gerald is walking through the forest at night, and he hears what sounds like an animal walking somewhere to his left. Gerald localized the source of this sound using _____, which relies on neurons in the _____.

A) differences in arrival time between the two ears; medial superior olive
B) differences in loudness between the two ears; medial superior olive
C) differences in arrival time between the two ears; lateral superior olive
D) differences in loudness between the two ears; lateral superior olive