Correct option:(B)Heroin is diacetylmorphine

Solution:

• Lysergic acid diethylamide is a psychedelic drug.
• Belongs to hallucinogen class.
• It is a potent halucinogen.
• Drug act on central nervous system.
• Heroin is also called as dimorphine, diacetylmorphine or morphine diacetate because two acetyl group of morphine is acetylated with acetyl chloride.
• Hashish shows psychological and physiological effect when consumed.
• It is obtained from cannabis plant.
• It acts as central nervous system depressant.
• Four categories of psychoactive drugs.
• These are stimulants, depressants, opiates and hallucinogens.
• Cocaine belongs to stimulant class.