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A Clinical Psychologist would be most likely to treat people with serious emotional problems. The field of clinical psychology focuses on diagnosing and treating those with emotional, mental and behavioral disorders.
Answer:
Your muscles will require less oxygen to move and they will produce less carbon dioxide. This will immediately reduce the amount of air you will need to breathe in and out for a given exercise.
Use this link:
https://www.khanacademy.org/math/algebra-home/alg-basic-eq-ineq/alg-old-school-equations/v/averages