The Institution of Marriage and Family Has Changed

The institution of marriage and family has changed,

A) as very few American families now match the idealized image of the nuclear family.
B) as people have become more willing to sacrifice for the sake of the marriage.
C) but 30% of families still consist of a married couple with two or more children, the husband as the primary breadwinner and the wife as the homemaker.
D) but most Americans still opt for marriage in their early twenties.