Research using PET scans of human brains indicates that
A) specific parts of the brain become activated when one is speaking, hearing, seeing, or thinking.
B) most people use only 10 percent of their brain capacity.
C) each stage of sleep shows a distinctive pattern of electrical activity in the brain.
D) brain activity is not related to problem-solving but is related to one's emotional levels.

Question

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The Answer of Research using PET scans of human brains indicates that
A) specific parts of the brain become activated when one is speaking, hearing, seeing, or thinking.
B) most people use only 10 percent of their brain capacity.
C) each stage of sleep shows a distinctive pattern of electrical activity in the brain.
D) brain activity is not related to problem-solving but is related to one's emotional levels.

Research Using PET Scans of Human Brains Indicates That