Regarding Social Norms, Which of the Following Statements Is/are TRUE

Multiple Choice

Regarding social norms, which of the following statements is/are TRUE?

A) Social norms are rules that define acceptable and expected behavior for members of various groups.
B) Social norms are influenced by cultural differences, age, ethnicity, gender, religion, disability, and sexual orientation.
C) The unstated standard for judging what is "average," "normal," or "correct" has often been the behavior of white, middle-class males.
D) All of these statements are true.