单项选择题
Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions.Now, listen to the conversation.
Which of the following details about the changing rooms is NOT correct（）
A．There is a charge for the use of the locker.
B．Showers are installed in the changing rooms.
C．Lockers are located in the changing rooms.
D．Lockers are used to store personal belongings.