Instructions: You are given a paragraph (Passage), a question (Question) and two answer options (Option1 and Option2). Your task is to find the correct answer (and return the string of the correct option, not option1/2) for the given question from the given options and based on the given passage. Answer of the question can be found directly from the passage.
Input: Passage: I brought my dog Waldo to the pet store . There was a lady there that knew how to train animals . She greeted us and then started to work with Waldo . She taught him a bunch of different things , like how to sit and how to give his paw to me . The trainer first taught him to give his paw and then taught him to roll over . After the trainer worked with Waldo , I interacted with him and tried to get him to do some tricks . Waldo showed me what he had learned with the trainer . He gave me his paw and then rolled over when I told him to . I thanked the trainer and set up another appointment for Waldo next week . Then , I came home . Question: Who taught him the tricks? Option1: The writer Option2: the lady at the pet store who knew how to train animals
Output:
the lady at the pet store who knew how to train animals