Question

The position from which you write about your subject is called your

Answer 1

I think the answer is going to be c. point of view

Answer 2

The position from which you write about your subject is called your C. point of view. In novels, it can be first, second, or third point of view, depending on which character is the narrator of that particular novel. A, B, and D don't really make much sense here, as they don't refer to such a position as the point of view does.