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: Richard recently got a job as a mailman. On his first day, he lost several packages. He dropped them as he got in and out of his truck. Richard decided to lie to his boss about losing the packages. Richard's boss believed him, but Richard felt guilty for a long time.
 selected sentence: He dropped them as he got in and out of his truck.

Richard gets in and out of his truck >Causes/Enables> Richard drops packages