Questions 22 to 25 are based on the passage you have just heard.

A．They use more than one senses.
B．They use their visual senses only.
C．They choose food by smelling it.
D．They look at the shape of the food.

A．It is the second time he takes an art history class.
B．Art history books are more expensive than chemistry books.
C．He can lend the woman his art history book.
D．He thinks the woman should take art history.