【单选题】

Which of the following best describes the organization of the passage

A、Factual data are presented and a hypothesis is proposeD、
B、A、distinction is introduced then shown not to be a true distinction.
C、A、thesis is paraphrased, and two assumptions on which it is based are clarifieD、
D、A、definition is challenged, and two reasons for the challenge are given.
E、An opinion is offered and then placed within a historical framework.