Explanation:
Social factors represent another important set of influences on consumer behavior. Specifically, these are the effects of people and groups influencing one another through culture and subculture, social class, reference groups, and family.
I have the following problem with options a), b) and d): they don't specify the kind of values or philosophy that the adults have - so they would apply also tho problematic values, such as racism.
Therefore I don't think that they're beneficial to children, at least without having more information. Therefore the best answer is d) realistic expectations.
"If they are used ocassionally, antiacids don't produce any risk. But used daily, they can cause a "rebound" reaction: heartburn pain can actually worsen and some people experience diarrhea or constipation from certain antiacids."