In the US, Social Factors Are Correlated with Religious Identification

In the U.S., social factors are correlated with religious identification. For example,:

A) older people are more likely than younger people to express no religious preference.
B) those in higher income brackets are most likely to identify as Jewish or Catholic than those in the lower income brackets.
C) fundamentalist Protestants are most likely to have the highest incomes.
D) Asian Americans are the most likely racial-ethnic group to say that religion is very important in their lives.