【单选题】

{{I}}Questions 14 to 17 are based on the following passage.At the end of the passage, you I be given 20 seconds to answer the questions. Now listen to the passage.{{/I}} Why did the Message Group select evolution as their mission

A、They are from the middle-class.
B．Other issues are not important at this moment.
C．This topic is manageable to them.
D．They can win the debate.