Context: But then they slid a plastic tube in and the needle it and it was fine . They said I would feel cold going up my arm , but I never did . I remember the doctor telling me I would start seeing the walls move a little , but I was n't .
Question: What may be the reason the doctor said you would start seeing the walls move a little ?
Option 0: The medicine in the needle gives you superpowers .
Option 1: The medicine in the needle causes hallucinations .
Option 2: None of the above choices .
Option 3: The medicine causes you to see walls moving closer .
Answer: 1