Is any chemical put into the body that changes mental state or body function. A. Drug
B. carcinogen
C. element
D. Axon

A.Drug

Explanation:

of course drug can change mental state body

breathe deeply from your lower lungs - imagine a rubber ring around your waist (your diaphragm)

breathe in and try to push the ring outwards.

breathe in through your nose and out through your nose and mouth.

explanation:

answer; (b) i believe its metabolic rate of the patient; plz check first