Final answer:
The paragraph contributes to the organization of the section by providing background information and introducing the scientific phenomenon that was the focus of the question.
Step-by-step explanation:
The correct answer is A) The section describes the steps taken by Redi to answer a scientific question, and the paragraph introduces the scientific phenomenon that was the focus of that question. The paragraph contributes to the organization of the section by providing background information and setting the stage for the steps taken by Redi to answer the scientific question. It establishes the context and introduces the specific phenomenon that Redi wanted to study, which is essential for understanding the subsequent explanation of his experiments and conclusions.