In the book “Night”, Eliezer’s father was physically assaulted by both his prison mates, who were also sick, and an SS officer. Eliezer’s father suffered from extreme dysentery, an infection in the organs, and he passed soon after.
I'm almost sure that the answer is B, when you are writing an analytical essay about any topic -or any essay for that matter- you must have a main argument that can be supported -this is why you have to have 3 body paragraphs, each give a reason or support the claim (argument)-