Final answer:
The sentence that reveals the author's point of view is "Skiers are a tough bunch, and you want people to know you're serious about becoming one," as it expresses an opinion and the author's perspective.
Step-by-step explanation:
The author's point of view in the passage is best revealed by the sentence "Skiers are a tough bunch, and you want people to know you're serious about becoming one." This sentence expresses an opinion or belief, indicating the author's perspective that skiers are perceived as resilient and that there is a desire for recognition of one's commitment to the sport. It is differentiated from the other options as they represent factual statements or general advice without revealing the author's personal perspective.