Common chimpanzees who have learned to use sign language or visual symbols that represent words

A) frequently describe things with the symbols.
B) use their symbols almost exclusively to make requests.
C) often link symbols together to form new sentences.
D) are able to understand the symbols, even when arranged in an unfamiliar order.

Sign Language

A visual-manual mode of communication using hand gestures, facial expressions, and body posture to convey meaning, particularly among deaf and hard of hearing people.

Visual Symbols

Images or designs that stand for or represent other concepts, ideas, or objects, typically used in communication.

Unfamiliar Order

A sequence or arrangement that is not well known or recognized by individuals.