What does nicotine do?

AIncrease hunger signals
BIs not easy to develop a tolerance to
CStimulates the heart and increases respiration
DIs a central nervous system depressant

Verified Answer :

The best answer among the choices is option C. Nicotine stimulates the heart and increases respiration. It is a stimulant and a sedative. After exposure, a "kick" is immediately experienced by the user as part of the drug's stimulation of the adrenal glands.