Public lice, i think that is the one because it can be spread by sharing combs, contact by long hair, and many other scenarios.
The timing of the nausea or vomiting can indicate the cause. When appearing shortly after a meal, nausea or vomiting may be caused by food poisoning, gastritis (inflammation of the stomach lining), an ulcer, or bulimia. Nausea or vomiting one to eight hours after a meal may also indicate food poisoning
The correct answer is c positive affect
The answer is C but if it is wrong then the answer is B