A managing director interviewed candidates for a Responsible position in his company, finally arriving at three whom he could Not separate. He called them together and said, "in my desk i have some Small sticky discs, some of which are black and some white. Close Your eyes and i will stick one on the forehead of each of you. You Must then go into the next room which has no furniture or mirrors. You will Be able to see the discs on each of the other two candidates but not your Own. Without anyone touching any of the discs and without talking To one another, the first one who can solve the problem and come out of The room and tell me what color of disc he has on his forehead, with a Logical reason, will get the job." the candidates went into the room and almost Immediately one came out and said, "i have a black disc on my forehead." he was given the job. What was his reasoning?