Which sentence from the passage supports the inference that some scientists have challenged
Newton's universal theory of gravity?
O 1. "Nearly three centuries would pass before the
world would host a comparable scientific
genius." (Paragraph 1)
O 2. "Newton's view of gravity might be called the
great equalizer." (Paragraph 3)
03. "Regardless of physical composition,
everything exerts as well as feels the force of
gravity." (Paragraph 3)
O 4. "This success gave Newton's theory
unequivocal support until the early part of the
twentieth century." (Paragraph 4)