According to the talk, the owner of a bike has to

单项选择题

Questions 11 to 13 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions.Now, listen to the passage.

According to the talk, the owner of a bike has to （）

A．register his bike immediately
B．put his bike on a list at one
C．have it stamped with a number
D．report to the police station