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: Everyday Rob had to walk to school. But he decided that riding a bike to school would be better. He saved up money for a new bike. And he was able to bike to school quickly. And his new bike gave him freedom to go where to he wanted.
 selected sentence: But he decided that riding a bike to school would be better.

Rob walks to school >Causes/Enables> He decides riding a bike would be better