Context: I found " My Smart Puppy " to be the best book out of a large selection we bought and to this day I am still regularly referring to it , both for our training and to help friends . Cara has a big brother , a Russian Blue cat by the name of Tindy . They get along really well and love to wrestle , it looks scary to visitors but they know each other 's limits !

Question: Why did I buy a book ?
Options:
0. None of the above choices .
1. My dog was hard to train
2. I wanted my cat to wrestle
3. My cat was hard to train
Answer: 1