【单选题】听力原文: Today, many people in the United States go to diners for fast and inexpensive food. In 1872, a man named Walter Scott had the first 'diner', which was only a food cart. These carts especially se...
A.
A person who is having a meal.
B.
A kind of small restaurant which serve fast food.
C.
A person who invites you to dinner.
D.
A cart for carrying goods.