[单项选择]Which of the following best describes the organization of the whole passage
A. Two contrasting views of a problem are presented.
B. Latest developments are outlined in order of importance.
C. An innovation is explained with its importance emphasized.
D. A problem is examined and complemented and complementary solutions are proposed or offered.

[单项选择]Which of the following best describes the organization of the argument that the author of the passage presents in the last two paragraphs
A. (A) Two approaches to testing a hypothesis is described, and the greater merits of each approach are compared.
B. (B) The assumptions underlying a hypothesis are outlined, and evidence for and against the hypothesis is discussed.
C. (C) A phenomenon is described, and hypothesis concerning its occurrence are considered and rejected.
D. (D) The reasoning behind a hypothesis is summarized, evidence supporting the hypothesis is presented, and research that counters the supporting evidence is described.
E. (E) A hypothesis is discussed, evidence supporting the hypothesis is revealed and qualified, and a working model derived from the hypothesis is suggested.