Dr. ring studies inquiries about a person's behavior from a approach that focuses on physical processes and chemicals, such as hormones, linked with behavior. it is most likely that he uses which approach to psychological research

The correct answer would be Biopsychology.

Biopsychology, also known as neuropsychology or psychobiology is an area of psychology that studies and analyzes how the brain, neurotransmitters, hormones, chemicals, genes and all other aspects of our biology and physiology influence our behaviors, thoughts, and feelings.

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explanation:

not too sure but maybe in the hot springs.