Question

drug classification: drugs that increase the activity of the central nervous system.
○ a hallucinogen
○ b stimulant
○ c depressant
○ d inhalant

Explanation:

Stimulants are defined as drugs that increase central nervous system activity. Hallucinogens alter perception, depressants slow CNS activity, and inhalants are a route of administration/type of substance, not defined by CNS stimulation.

Answer:

b. Stimulant