Detailed Instructions: You are given a paragraph (Passage), a question (Question) and two answer options (Option1 and Option2). Your task is to choose the correct answer to the question based on the passage. Answer of the question cannot be found directly from the passage, it is indirectly indicated in the passage. Do not answer with words other than the two options, and do not answer with option titles(e.g. "option1" or "1" are not acceptable answers.)
Problem:Passage: Yesterday , I took my dog for a walk . I first asked him if he 'd like to go outside , and he got very excited . I walked to the front door and picked up his leash . I attached the leash to his collar and opened the door . We walked outside and I was sure to lock the door behind me . We walked down the street and the dog sniffed some plants , some grass and a street sign . After that , we got to the park where he could use the restroom . I was sure to bring extra bags in case this happened . I threw the bag away in the garbage , and we started our walk home . Once we got home , I opened the door , took off his leash , and gave him a treat for being a good boy . It was a very good walk . Question: Who was interested in some bushes? Option1: the dog. Option2: the owners.
Solution:
the dog.