Should a thesis for an interpretive essay present a general opinion about people or human nature in general?

What is the main idea of this paragraph

Review questions what were the four stated goals of operation reinhard and how were these implemented? how did treblinka, sobibor, and belzec differ from other concentration camps built earlier? how did the nazi party maintain secrecy regarding the final solution? why was the madagascar plan not used? why were some individuals, including wwi veterans, to be spared the final solution?

Changing the sentence structure and how quickly events unfold in a story can affect which literally element?