What did newton's book mathematical principles of natural philosophy argue about the role of mathematics in understanding the natural world? . a. newton's book argued that mathematics and physical science were separate and could not explain each other. b. newton's book argued that gravity could not be explained by mathematics alone. c. newton's book made the bold argument that physical science required the use of faith to understand the natural world. d. newton's book argued that mathematical principles could be applied to our understanding of the natural world.