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: Mark loved to prank his teacher Mrs Davison. He would throw erasers at her every time she turned around. Mark saw that she wasn't looking so he grabbed an eraser and threw it. She turned around quickly and caught it, throwing it back at Mark. After Mark was hit in the eye he decided he would never prank again.
 selected sentence: He would throw erasers at her every time she turned around.

Mark decides to throw >Causes/Enables> Mark throws