Given the task definition and input, reply with output. 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: Laura's old cat had died when she was little. Laura's mom missed having a cat, and it was her mom's birthday. Laura's friend at school was moving, and had to give away her cat. Laura brought a carrier to school, brought the cat home, and hid it. That night, Laura surprised her mom with a cake and the new cat.
selected sentence: That night, Laura surprised her mom with a cake and the new cat.
Laura surprises her mom >Causes> Laura's mom feel(s) surprised