A(n) ________ is a broad idea or set of closely related ideas that attempts to explain observations and to make predictions about future observations.

A radio commercial says "there are just 42 sounds in the English language, called

phonics." What they should call those sounds is (a) morphemes (b) features (c) heuristics (d) phonemes (e) algorithms

Which disorder is equally prevalent among men and women, is likely to run in families, and usually appears before age 30?

a. depression b. hoarding c. bipolar disorder d. schizophrenia