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: Billy and mandy were best friends. One day mandy decided to give billy a present. She put a tarantula in a box of chocolates. When they met up, mandy handed billy the chocolate box. When billy found the tarantula, he fainted.
 selected sentence: She put a tarantula in a box of chocolates.

Mandy decided to give Billy a present >Causes/Enables> Mandy put a tarantula in a box of chocolates