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 .
According to the above context, choose the best option to answer the following question.
Question: What is most likely true about the narrator 's dog ?
Options:
- She 's always had a doggy door
 - She 's a puppy
 - She 's a bit older
 - None of the above choices .


She 's a bit older