You will be given a definition of a task first, then some input of the task.
In this task, you will be given a short story. One sentence from the story is chosen. Consider the likely emotions of the participants in the sentence and those affected by it. Is any of these emotions caused by the sentence? You should write your answer in the form " A >Causes> B". Try to use phrases and sentences from the story to compose your answer when possible. For the sentence describing the result, you must use the verb feel(s).

story: When Jeff spoke to his friends, he pretended to know everything. He said that he knew how to build a canoe with his bare hands. His friends told him if he could do it they would pay him $1000. Jeff was shocked at such a challenge. The friends took this as a sign that he was lying.
selected sentence: His friends told him if he could do it they would pay him $1000.
Output:
Jeff's friends say they will give him $1000 to do it >Causes> Jeff feel(s) surprised