What role does the outer ear play in hearing?

a.) captures sound waves

b.) removes high and low sound waves that are harmful

c.) transmits sound waves from air to fluids

d.) converts sound waves into electrical signals

A. The outer ear captures the sound waves

Ifound this on google “according to the findings, a foramen magnum positioned toward the base of the skull is found not only in humans, but in other habitually bipedal mammals as well.” i hope this you for what your looking for