Sir Isaac Newton Changes the World

According to the passage, which of the following made Newton interested in studying gravity?

A: a comet

Which of the following best describes what the author does in the first paragraph?

B: The author introduces an anecdote, and then explains its origin.

The author wrote this passage mostly to?

B: argue that Newton had a strong influence on history

In paragraph 3, what does the phrase "ripples all across the world" mean?

C: that Newton's discovery changed how people viewed ocean tides

At the end of the passage, the author implies that?

D: there would be no United States of America without Newton