Answer:
A. Passage 1 explains his central idea, while passage 2 supports it.
Step-by-step explanation:
In passage 1, the central idea of the argument is shown, showing what the fable refers to and what elements are connected to it. The author talks about love and the constitution of things as a way of presenting the central idea of his argument. Already in passage 2, the author supports his main idea, using examples and analogies that strengthen his argument.