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: Tom had to buy groceries. He went to stop and shop first. He bought apples. He then went to shoprite and found out it was cheaper there. He was upset he did not go to shoprite first.
 selected sentence: He was upset he did not go to shoprite first.

Tom finds about the apples are cheaper >Causes/Enables> Tom is upset