By "waiting more than 2 hours to inform. a candidate how he or she did in an interview is

an eternity" in Lines 2 - 3 of Paragraph 3, the author means ______.

A．it' s boring for a candidate to wait more than 72 hours to know the result of an interview

B．it's too long to keep a candidate waiting over 72 hours to know the result of the interview

C．it's necessary for a candidate to wait 72 more hours because it takes time to make decisions

D．it's outdated to inform. the candidates the result of the interview after more than 72 hours