听一段材料，回答下面几个小题。
Why did the police stop the man's car?
A. Because he drove after drinking.
B. Because he had a car accident.
C. Because he didn't care about the traffic lights.
How did he drive home after being tested?
A. The police allowed him to drive home.
B. He drove home when the police were not there.
C. He told his son to come and drive him home.
How many policemen came to the man's home the next day?
A. Two.
B. Three.
C. Four.
Why did the police ask the man where his car was?
A. Because the man had stolen a police's car.
B. Because the man's car had hit the police's car.
C. Becasue the man had driven the police's car home.