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 ?
Options:
0. Because the writer saw him on Saturday .
1. None of the above choices .
2. Because the man was tied to the front booth .
3. Because it was hard to talk to the man for long .
Answer: 1