What Is Remarkable About Washoe the Chimpanzee

What is remarkable about Washoe the chimpanzee?
A Washoe progressed through the cooing, babbling, and one-word utterance stages of language
development exactly as human children do.

A) Washoe progressed through the cooing, babbling, and one-word utterance stages of language development exactly as human children do.
B) Washoe taught hundreds of other chimps to communicate with humans.
C) Washoe learned to communicate several hundred words using American Sign Language (ASL) .
D) Washoe learned to speak English and developed a vocabulary of nearly 400 words by age five.