Incomplete question. The remaining part of the question is attached below.
Answer:
2. The repetition creates an astonished tone that highlights the inventiveness of Newton's theory.
Explanation:
Interestingly, since the use of such repeated words weren't used by Newton himself, hence, we can conclude that such word repetitions by the author were only meant to create an astonished tone that highlights the inventiveness of Newton's theory, which almost everyone would agree with.
