She then goes to describe the interactions between us and the Author Linda Hogan
The quote means
1.Always stand up for you self
2.Life is not a measure by the breaths you take but by the moments that take your breath away
3. Happiness is not having what you want but what you have
I believe it is B. The word possessive has the word "possess" in it, which means to have or own. So think of it like this: "That car is theirs." You could also say that they possess that car, or own that car.