Which of the following questions can improve students' skill of judging？

• A.Do you still remember the reason why the meeting is cancelled in the text？<br/>
• B.Is there anyone can show us the result of the story in the last paragraph？<br/>
• C.Why do you think it is good for people to do exercise？<br/>
• D.What condition does the event take place according to the recording？<br/>

正确答案：C