Context: He could hear her breathing - slow , regulated . He felt that familiar pang from somewhere inside the darkness that he denied . That slow , relaxed - unknowing - breathing of prey being watched . He selfishly would miss these moments if she was turned .
Question: What may be the reason for someone being so jealous of breathing ?
Option 0: None of the above choices .
Option 1: They have a respiratory illness .
Option 2: They are n't human .
Option 3: They are an animal .
Answer: 2