Task: Question Generation
Input (English): context: A person throws a ball straight into the air.<sep>group: directions <sep>question: Immediately after reaching the highest point in it's trajectory, where is the ball moving toward?<sep>A: ground<sep>B: sky<sep>C: left<sep>D: right
Output (English): Immediately after reaching the highest point in it's trajectory, the ball is moving toward the ground.