According to Your Textbook,why Is It Important to Ask for the Job

According to your textbook,why is it important to ask for the job that you have just interviewed for?

A) The interviewer expects the question.
B) Doing so puts pressure on the interviewer to give you an immediate answer.
C) In the interviewer's mind, it reinforces your commitment to a particular position.
D) It makes the interviewer feel awkward, which helps him or her to remember you once all interviews are finished.