A sleep disorder characterized by sudden nodding off during the day and loss of muscle tone following moments of emotional excitement is ______

Knowledge of the social rules of language is called

a. syntax. b. morphemes. c. pragmatics. d. semantics.

____ may include a variety of components, such as cultural origin, cultural traditions, race, religion, and language

a. Ethnicity b. Race c. Socioeconomic status d. Cultural independency