Answer:
Some sentence fragments start with subordinates. Some examples of subordinators are 'when', 'after', 'although', 'before', 'if', 'since', 'until', 'when', 'where', 'while', and 'why'. Sentence fragments can also be phrases.
The author point of view is a dog
The answer you have selected makes the most sense
a. first person since first person is through the author's point of view
There really isn't one place to find either it is easier to read the book and put it in your own words