Which was René Descartes known for?
a. the Cartesian coordinate system and the belief that mathematics can explain all of nature
b. the belief that observation and experimentation are necessary to acquire knowledge
c. the theory of gravity and the three laws of motion
d. a new branch of mathematics called calculus and improved tools of astronomy
Although Rene Descartes was known for a variety of things, the best option from the list would be "a. the Cartesian coordinate system and the belief that mathematics can explain all of nature", although he was also famous in the realm of philosophy.