Which of the following best describes the organization of the third paragraph of the passage?
A.
A theory is proposed, considered, and then amended.
B.
Opposing views are presented, elaborated, and then reconciled.
C.
A problem is described, then a solution is discussed and its effectiveness is affirmed.
D.
A view is advanced, then refuted, and an alternative is suggested.
E.
A hypothesis is presented, qualified, and then reaffirmed.