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: When I walked in the door I knew it was different. Everyone was so nice. The first girl I met walked me to my first class. She became my best friend. I have the best memories from that School.
 selected sentence: She became my best friend.

I meet a girl >Causes/Enables> She becomes my best friend