Answer:
It takes a lot of responsibility to train a dog.
Explanation:
It even says in the 2nd paragraph "I thought that having a puppy would be fun, but it ends up being a big responsibility." This shows that having a puppy takes responsibility to train.
<span>The actions of the narrator contradict with the way she describes events.</span>
D, as the world evolves definitions and beliefs and veiws evolve as well. D is the best fit.
The answer would possibly be C