Which of the following can be chosen as the best title of this passage

A．in arranged marriages, the brides and grooms never meet before their wedding
B．many Americans think the idea of arranged marriage out of date
C．all marriages are not arranged in America
D．a lot of informally arranged marriages exist in America

A．children always ask their parents for opinions about marriage
B．the author thinks that in America marriages still bear class character
C．it is unusual for Americans to live together as a way of preparing for marriages
D．despite the different backgrounds, people still marry in America