The horse and carriage is a thing of the past, but love and the marriage are still with us and still closely interrelated. Most American marriages, particularly first marriages (1)_____ young couples, are the result of (2)_____ attraction and affection (3)_____ than practical considerations. In the United States, parents do not arrange marriages for their children. Teenagers begin (4)_____ in high school and usually find mates through their own academic and social (5)_____. Though young people feel (6)_____ to choose their friends from (7)_____ groups, most choose a mate of similar background. This is (8)_____ in part to parental guidance. Parents cannot select spouses for their children, but they can usually (9)_____ choices by (10)_____ disapproval of someone they consider unsuitable. (11)_____, marriages between members of different groups(interclass, interfaith, and interracial marriages) are increasing, probably because of the greater (12)_____ of today's youth and the fact that they are restricted by (13)_____ prejudices than their parents. Many young people leave their hometowns to attend college, (14)_____ in the armed forces (15)_____ pursue a career in a bigger city. Once away from home and family, they are more (16)_____ to date and marry outside their own social group. In mobile American society, interclass marriages are neither (17)_____ nor shocking. Interfaith marriages are (18)_____ the rise particularly between Protestants and Catholics. On the other hand, interracial marriage is still very uncommon. It can be difficult for interracial couples to find a place to live, maintain friendships, and (19)_____ a family. Marriages between people of different national (20)_____ (but the same race and religion) have been commonplace since colonial times.