Which of the following explains marijuana's apparent effect on reaction time? a) marijuana does not have any effect on reaction time. b) marijuana is a stimulant, therefore reaction time is improved. c) marijuana is a hallucinogenic drug, therefore the time it takes to react is unaffected. d) marijuana slows physical reaction time.

D is a correct answer. Marijuana it slows physical reaction time. Marijuana is a plant whose leaves, buds, and flowers are usually smoked for their intoxicating effects. The main idea marijuana "using marijuana has serious physical, mental, social and legal consequences. Marijuana may also be included in some foods and eaten to gain it's intoxicating effects. The drug is also known as grass, weed, or pot. Marijuana is one of the most widely used illegal drugs.  The picture shows marijuana! Hope it helped you, and have a great day.

-Charlie

Aand b would both be correct