Write a question about the following article.

Done in one day , except for the painting and rehanging of the blinds . Doggy Door I was n't sure I could teach an old dog new tricks , but I got down on the floor and repeated her new mantra -- Push it , go outside , tee tee -- and tried to stick my head through the door . I ended up giving her a shove from behind .

Question:
What is most likely true about the narrator 's dog ?
pick from the following. (I) None of the above choices .; (II) She 's always had a doggy door; (III) She 's a puppy; (IV) She is n't young;