It's in B. Second-person point of view because of the use of you. The author is telling the story to you, and it's like he's making you feel that you're actually in the story, sensing and seeing all the things he's saying. Hope that made sense.
The main problem is that Montegomery wants to show that he did complete leaped a long distance more than any human
Hope this helps
Answer:
D. Establish the importance of the walks