D, insight.
Perspective is simply a fancy word for viewpoint, so when we are talking about an author's viewpoint, it wouldn't be said as bias, prejudice, or objectivity. Yes, depending on the content of course, but in general, when it comes to perspective, it'd also would be called insight.
Answer:
Heidi's main theme is the restorative and healing power of nature. Up on the mountain peak where the grandfather lives, all is pure. The air is crisp and invigorating, and the discerning goats saunter about picking the finest herbs to eat, thereby ensuring they produce the choicest milk.
Blake organized a successful fundraiser which raised money for a local food bank.
Im not 100% sure but I think its D- Rhetorical Question