Which of the following statements best describes the organization of highlighted portions of the passage? A. The author cites an authority supporting a previous statement and then qualifies the original statement to clarify its implications. B. The author makes a point, quotes an observation apparently contradicting that point, and then resolves the inconsistency by limiting the application of his original statement. C. The author makes a negative comment and then modifies it by rephrasing his original comment to eliminate its negative connotations. D. The author summarizes an argument, quotes an observation in support of that argument. and then advances an alternative hypothesis to explain potential contradictions in that argument. E. The author states a thesis, quotes a statement relevant to that thesis, and then presents two cases, both of which corroborate the point of the original statement.