So I left the interview a bit wiser , but without anything to go on . I have met with others in the hotel business who want to help me ; however , to be honest , I do not expect them to get back to me . I still wait for the results of the teaching interview and as to the job in Nigeria , I have yet to hear from them either . The week the house became more crowded .

Choices: A). They gave a free presentation on how to behave during a job interview .; B). They gave him an offer for a job with a huge starting salary with a bonus .; C). None of the above choices .; D). They asked alot of tough questions that will prepare him for the future .;
Answer the following question: What may be the reason why they left the interview wiser ?
D).