Write a question about the following article.

I think I blacked out for the rest ... I remember stopping somewhere and throwing up some more by a tree stump , then throwing up into Josh 's Trader Joe 's bag on the car ride home . Then I was kindly reminded of throwing up in the sink at my place .

Question:
Why was the narrator throwing up so much ?
1. The narrator got sick after they nursed a friend back to health at their place .; 2. The narrator got food poisoning from the Trader Joe 's food .; 3. The narrator made themselves sick drinking too much alcohol .; 4. None of the above choices .;