Task: Question Understanding
Input (English): Question: Scurvy is a disease that sailors often got on long voyages. It was discovered that scurvy could be prevented by eating oranges and lemons. This suggests that scurvy is a disease caused by (1) exposure to sea air (2) a nutritional deficiency (3) a microorganism (4) lack of exercise?
Output (English): prevented, eating, oranges, lemons., scurvy, caused