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: Joe is packing the last of the items he needs for his trip to the bay. He takes special care in loading his new speargun. As soon as it's in, he hooks up the boat to the back of his truck. He takes one last look at the back and starts the vehicle. At last, he's on his way to his destination.
 selected sentence: Joe is packing the last of the items he needs for his trip to the bay.

Joe decides to go on a trip >Causes/Enables> Joe packs