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: Jan checked to make sure no one was around. Her two older brothers had been sneaking around the garden lately. Being a curious child, Jan wanted to know what they were up to. She carefully opened the door to her brother's room. Inside the back of their closet, she found several jars with spiders.
 selected sentence: Jan checked to make sure no one was around.

Jan spied on >Causes/Enables> Jan checked for observers