Because the outer ear has no "active elements,"
A) it can serve as an amplifier but not a filter.
B) it can serve as both filter and amplifier.
C) it can process only passive sounds.
D) it can serve as a filter but not an amplifier.

Question

Quizplus · Accepted Answer

The outer ear can serve as a filter by shaping the sound that enters the ear, but it does not amplify sound because it lacks active elements like muscles or electronic components.

Because the Outer Ear Has No "Active Elements