Choice D, chocolate and spicy foods, is the correct answer to this question. Chocolate, especially dark chocolate, contains caffeine and similar compounds that induce wakefulness and disrupt the sleep cycle. Spicy foods often cause indigestion which leads to disrupted sleep, and some research also indicates that capsaicin, which is found in peppers, also affects sleep by changing body temperature.
Answer: biological
Explanation:
it is health and deals with bodies