Anatomical Studies of Vocal Tracts Have Indicated That

Multiple Choice

Anatomical studies of vocal tracts have indicated that:

A) the vocal tracts of humans and chimpanzees are structurally identical
B) chimpanzees are incapable of producing vowel sounds such as [a], [i], and [u]
C) the Neanderthal did not have a larynx
D) the Neanderthal were capable of producing the full range of speech sounds of present-day humans.