Michael Williams hurriedly entered the lecture hall, he had missed the previous lecture because of the hangover he had from drinking too much on the night of his birthday party and he is almost late for today’s lecture.

The lecture hall is filled with so many students already, he paused at the entrance and scanned through the little crowd seated in the lecture hall, then spotted George where he is sitting and went over to sit beside him.

“Hello George.” Michael said, extending his hand to give George a hand shake.

“Hey man, Mike you made it.” He replied and shook Michael’s hands.

“What happened? I didn’t see you in...