Ap psych

many psychologists are skeptical of claims that chimpanzees can acquire language because the chimps have not shown the ability

a) use symbols meaningfully
b) acquire speech
c) acquire even a limited vocabulary
d) use syntax in communicating

Is made of materials that are poor conductors, such as glass, plastic, or rubber. they are used in an attempt to keep an electrical current within safe boundaries. for example, the plastic coating on an electrical wire is and is designed to keep the electricity in the wire