Describe a typical night as a person goes in and out of NREM and REM.

Danny is Navajo. He learned the Navajo language when he was very young from his grandmother. When he started school he had to learn English and his ability to speak Navajo had declined by third grade. This is an example of

A) subtractive bilingualism. B) additive bilingualism. C) code switching. D) syntactical bootstrapping.

Adults' tendency to experience happy, nostalgia-filled feelings when they hear the music of an ice cream truck can be best explained by the relationship of attitudes to

a. classical conditioning. b. operant conditioning. c. self-perception. d. values.