单项选择题
Questions 14 to 17 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions. Now, listen to the passage.
Which of the following is NOT mentioned about the TV show（）
A．Performers have to be formally dressed on the show.
B．Each professional dancer dances with a celebrity.
C．People on the show perform a different dance every week.
D．The show runs for about four months.