Question

which of the following is widely used as a recreational drug and can be made by altering over - the - counter cold pills?
caffeine
nicotine
marijuana

Explanation:

Caffeine is a common stimulant in beverages and not made from altering cold - pills. Nicotine is mainly from tobacco and not from cold - pills. Marijuana is from the cannabis plant and not from cold - pills. Methamphetamine (not listed here but relevant contextually) can be made by altering over - the - counter cold pills containing pseudoephedrine and is a widely misused recreational drug. Since the options given are incorrect, this question may be lacking a correct option.

Answer:

None of the above options are correct as described in the question context.