Older Adults, Relative to Younger Adults

Older adults, relative to younger adults,

A) have more difficulty recognizing melodies when they are played at a fast tempo than when they are played at a slower tempo.
B) have less difficulty recognizing melodies when they are played at a fast tempo than when they are played at a slower tempo.
C) show no differences in music recognition.
D) have more difficulty recognizing melodies at all tempos.