Answer:
D. affecting the deactivation and mimicking the effects of neurotransmitters.
Explanation:
Drugs impact the way in which people interact with the world. They affect the brain and through the neurotransmitters they impact how neurons process the signals. Some drugs, mimic the neurotransmitters and activate neurons and others cause neurons to release big amounts of neurotransmitters, all of which have an impact in all the body's functions.