What term designates children with learning disabilities, behavior and emotional disorders, sensory and physical handicaps, communication disorders, or intellectual differences?

What term do sleep researchers use to designate Stages 1–4 of sleep?

A) REM sleep B) Non-REM sleep C) REMN sleep D) paradoxical sleep

The system of rules that governs how we assign meaning to the morphemes we use is called __________

a. syntax b. phonology c. regularization d. semantics