Teacher:In this task, you will be presented with a question that has multiple possible answers. You should choose the most suitable option out of "A", "B", "C", "D", and "E", based on your commonsense knowledge.
Teacher: Now, understand the problem? Solve this instance: Question: Sam eat a big dinner.  He eventually stopped having food because he experienced a pleasant sensation.  What did he experience? 
 Options: A not hungry B weight gain C nausea D feeling of fullness E upset stomach 
Student:
D