Definition: In this task, you will be given a short story. One sentence from the story is chosen. Consider the events that happen before that sentence, or are likely to have happened before it. Does any of them directly cause it, or simply make it possible? You should write your answer in the form " A >causes/enables> B". Try to use phrases and sentences from the story to compose your answer when possible.
Input: story: A new teacher had a bad class. The children threw paper. The paper hit the teacher. She turned back at the class. She told them to shut up and sit down.
 selected sentence: The children threw paper.

Class new teacher >Causes/Enables> Children throw paper