Context: Afterward , we three went to a Mexican restaurant - the parental units overate while the infant unit drifted off to sleep in his Volkswagen - sized car seat .
Question: What may be the reason the parents overate ?
Option 0: They wanted to see who would need the toilet first .
Option 1: They were trying to make themselves throw up .
Option 2: None of the above choices .
Option 3: They were too full and could nt eat any more food .
Answer: 2