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question 20

Multiple Choice

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Definitions:

Circular Reactions

A developmental process by which infants learn to reproduce desired occurrences originally discovered by chance.

Phonemes

The least sound component in a language capable of distinguishing one word from another.

Visual Acuity

The clarity or sharpness of vision, which is a measure of the eye's ability to distinguish details and shapes.

Specialized Functions

A term referring to specific tasks or roles performed by parts of an organism, system, or device designed for particular purposes.