Which of the Following Is a Source of Social Change

Which of the following is a source of social change in family life?

A) The growth of individualism has strengthened the ties of marriage.
B) The law has begun to recognize people more as individuals than as members of a family entity.
C) Married couples are much more likely to be poor than single adults, especially single parents, are.
D) Same-sex couples rarely face discrimination because the laws providing for equal protection are consistently upheld.