AP PSYCHOLOGY

Detailed explanation-1: -Chimpanzees have vocabularies of sounds but they do not combine the individual sounds into different orders to create new meanings. However, the majority of children, without special training other than exposure to language, develop complex and skilful language use within the first 3 years of life.

Detailed explanation-2: -Chimpanzees cannot speak because, unlike humans, their vocal cords are located higher in their throats and cannot be controlled as well as human vocal cords. It does not follow from their lack of speech, however, that chimpanzees are incapable of language, that is, a human-like grammar.

Detailed explanation-3: -Which of the following conclusions can be inferred from chimpanzee performance in the ‘hidden banana’ task? Chimpanzees are able to use information about what other chimps can know.