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.
What’s the main idea of the talk you’ve just heard

A．Professional knowledge is a decisive factor in a job interview.
B．Finding a job is more difficult than one can imagine.
C．Self-confidence is most important for a job hunter.
D．A job seeker should create a good image during an interview.