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: There was a child who couldn't read very well. The mother didn't know what to do. The father took him to the doctor. They told him he needed glasses. He got glasses and was reading better.
 selected sentence: They told him he needed glasses.

The boy goes to the doctor >Causes/Enables> The doctor tells the boy he needs glasses