By About 12 Months, Most Infants __________

question 18

Multiple Choice

By about 12 months, most infants __________

• A) begin to use intonation in their language.
• B) build a vocabulary of one-word phrases.
• C) begin to distinguish, in their language, between themselves and others.
• D) begin to form two- and three-word sentences.

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Definitions:

Melatonin

A hormone produced by the pineal gland that regulates sleep and wakefulness.

Hidden Observer

A theoretical part of the mind proposed by Ernest Hilgard to explain hypnotic phenomena, suggesting a part of the mind remains aware and observant during hypnosis.

Ernest Hilgard

An influential psychologist known for his research on hypnosis, particularly the theory that a "hidden observer" part of the brain is aware of what happens to the person during hypnosis.

Sleep Deprivation

A condition resulting from inadequate quality or quantity of sleep, affecting cognitive functions, physical health, and emotional well-being.