The correct answer is hallucinogens. Stimulants and depressants affect the mood of the person regardless of his personality and thoughts. Antihistamines, usually the first generation antihistamines, cause drowsiness to a person regardless of the personality. A person that took hallucinogens, the effects of the drug is dependent on the personality and the ongoing thoughts of the patient as sensory hallucinations are often based on the person's ongoing thought processes and dysregulating it in the brain.
Working the affected muscles more strenuously
B (i'm actually not that sure though) because A is definitely wrong, C is not correct, and D is fine i think
Health insurance offers a way to reduce such costs to more reasonable, affordable amounts. The way it typically works is that the consumer pays an up front premium to a health insurance company and that payment allows you to share "risk" with lots of other people who are making similar payments.