When speakers of English add "ed" to a verb to indicate past tense, they are applying a

Using words like hee-haw or cocka-a-doodle-doo to describe the sound that a donkey or rooster might make provides us with examples of

A) onomatopoeia. B) anomia. C) a morphological marker. D) a dialect.

Preschoolers in diverse cultures distinguish

A) friends and leisure activities as separate from matters of personal choice. B) moral violations as less wrong than violations of social conventions. C) between accidental and intentional transgressions. D) moral imperatives from social conventions and matters of personal choice.