Question

morphine, codeine and heroin are all examples of

stimulants

narcotics

none of the above

hallucinogens

Explanation:

Morphine, codeine, and heroin are opioids that fall under the category of narcotics. Stimulants increase activity in the body, hallucinogens cause hallucinations, and these drugs are not in those categories. So the correct option is narcotics.

Answer:

B. narcotics