Context: If anyone ever rooms with Sanzo it \'s usually either you or me , and the only reason Gojyo \'s ever really done it before was when I was hurt bad and you needed to stay with me . " Hakkai \'s smile never left his face but Goku could have sworn he was starting to look a little nervous .
Question: Why are the potential roommates of Sanzo being limited ?
Option 0: Sanzo is generally a nice person .
Option 1: Sanzo is only looking to room alone .
Option 2: Sanzo is difficult to room with .
Option 3: Sanzo is not looking for a roommate .
Answer: 2