Which of the Following Statements About Animal Communication Is TRUE

Which of the following statements about animal communication is TRUE?

A) Most psychologists agree that nonhuman animals are not only capable of complex linguistic feats, but they also have a well-developed sense of self-awareness.
B) Many psychologists caution against trying to determine whether animals can "think" like humans, and instead they focus on the evolved cognitive abilities of specific species.
C) Most animals, including rats, parrots, pigs, elephants, and bottle-nosed dolphins can produce and comprehend simplified speech patterns.
D) Bonobo chimpanzees can acquire language proficiency that is equivalent to a human teenager.