Task: Wrong Candidate Generation
Input (English): Context: He was tied to the front of the booth for most of the weekend , making it hard to talk to him for long . The other wandered the perimeter and had a bit more freedom . When I saw him on Saturday he said , " I see what you mean by the , you know , smell ... " I laughed . He added " it 's not constant or anything , but I ' m glad you warned us . 
Question: Why did the writer laugh ? 
Correct Answer: None of the above choices .
Output (English): Because the writer saw him on Saturday .