Tracy Is Nine Months

question 22

Multiple Choice

Tracy is nine months.She is growing and changing so quickly it is difficult for her parents to keep up with all the things she is learning.Her parents have lately noticed that Tracy is spending more and more time and energy trying to do things for herself.This is a sign she is beginning to develop

• A)self-recognition.
• B)self-attention.
• C)a sense of attachment.
• D)a sense of self-awareness.

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Definitions:

Nicotine

A stimulant and addictive substance found in tobacco, which increases dopamine levels in the brain.

Driving Simulator

A virtual reality system designed to imitate the experience of driving a vehicle, used for training and research purposes.

Experimental Situation

An environment created by a researcher designed to manipulate variables to test their effect on behavior or perceptions.

Independent Variables

are variables in an experiment that are manipulated or controlled by the experimenter to investigate their effect on dependent variables.