We are specials; we all have different taste, likeness and hobbies. Being a human means diversity of characters, personalities, physical characteristics, races, food and cultures. Human rights are what make us human. When we speak of the right to life, or development, or to dissent and diversity.
That seems to me to be subjective. All of them have signs of him being a risk taker. B seems like the correct answer because he's on a rooftop drinking whiskey like a dummy. The most risky.