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.

[EX Q]: 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: What can interact with us? Option1: pet stores Option2: Dogs.
[EX A]: Dogs.

[EX Q]: Passage: I wanted to write my friend and tell them about what happened to me this year . I found a piece of paper , a pen , an envelope , and a postage stamp . I placed them on my desk and I sat down at my desk in my chair and wrote a letter to my friend . When I had finished writing my letter , I took the envelope and wrote my friend 's address on the front of it in the center . I took one of the postage stamps and I put it on the envelope in the upper right hand corner . Then , I carefully folded up my letter so that it would fit into the envelope , and then placed it inside the envelope . I sealed the envelope closed . I walked up to the mailbox , and I placed it inside so that the postal service worker could find it , and deliver it to my friend 's house . Question: What did they write on the envelope? Option1: The friend's address. Option2: A letter
[EX A]: The friend's address.

[EX Q]: Passage: When I woke up today , I went to the fish tank to make sure my fish were happy and healthy . They needed to be fed , so opened the lid of the tank . I picked up the bottle of fish food and took off the cap . They floated on the water as my fish swam over and started to eat . I put in a few more pinches of fish food ; there was one small pinch of food for each fish in the tank , so I could be sure they all had enough to eat , grow , and be healthy . I went to work for the day and when I came home , I made sure to clean any remaining food from the morning before feeding them again -- I knew my fish needed dinner as well as breakfast ! Question: What did they pinch? Option1: a fish Option2: fish food
[EX A]:
fish food