Consider the following case taken from William Styrons novelSophies Choice. Sophie and her two children, her seven-year-old daughter, Eva, and her nine-year-old son, arrive at a Nazi concentration camp. An SS officer approaches her and tells her that one of her children will be allowed to live and one will be killed. But it is Sophie who must choose which child will be killed. If she refuses to choose then they will both be killed. Sophie recognizes that she cannot save both her children. What should Sophie do according to Kant (Using the Formula of Universal Law and Formula of Humanity)?