Marriage Is a Cultural Universal,which Means That

Marriage is a cultural universal,which means that:

A) marriage always involves a man and a woman, but other norms may differ across societies
B) marriage is present in all societies, but norms related to marriage may differ across societies
C) norms related to marriage are the same in all societies
D) some societies permit polygamous marriage, but it is wrong
E) the increase in divorce in Western societies will spread to other societies