I believe it’s letter “D” sorry if u do get it wrong
Because his father has been ordered to relocate on the orders of the Fury (the Fuhrer, Adolph Hitler). Essentially, Bruno's father has been promoted to a Commandant position at Auschwitz, and this is why the family has to leave their house in Berlin.
C. really.
Trust me nobody talks like that.
you could probably flip really and the around, then it would work. :)
B, he is showing he knows he's getting better becoming more hopeful