The answer is probably b or c.
Something along the lines of seeing the jews treated as pigs on a farm if I remember correctly, I believe it is a reference to George Orwell's "Animal Farm".
It may be slightly off my memory is a bit foggy, but it's definitely the right concept I'm sure.
Answer:
because the atmosphere shields us from radiation from the sun. also, when you put on sunscreen, the risk for skin cancer decreases.
Freedom.....................................................