Context: I had to force myself to laugh , and there were about 3 - 4 Brown Bag fouls . Everyone 's minds were in the gutter . It was ridiculous .
Question: Why might have I forced myself to laugh ?
Option 0: Because i do usually enjoy clean jokes .
Option 1: Because i do usually enjoy dirty jokes .
Option 2: Because i do n't usually enjoy clean jokes .
Option 3: Because i do n't usually enjoy dirty jokes .
Answer: 3