单项选择题

Questions 17 to 2O 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. ______is NOT a propose of the program according to the passage

A.To keep the people there happy
B.To help the people there undid the meaning of work
C.To find a way to solve the generation gap
D.To help people find enjoyment in work