Context: If I count backward , the lap naps started shortly after he stopped going down for naps with minimal fuss - right after the horrible day I discovered that he could , if he so chose , scream for two hours . Which would have been around week thirty - seven , thirty - eight maybe . Oh , earthquake . Okay , back now .

Question: Why might he scream for 2 hours ?
Options:
0. It might be that he is not comfortable but does n't have to express it .
1. It might be that he is comfortable and wants to express it .
2. None of the above choices .
3. It might be that he is not comfortable and have to express it .
Answer: 3