In what way did descartes' philosophy of science challenge medieval views?

Where did harriet to get away from dr.norcom

Define”to walk with a large group of people who are supporting something”

Two of these describe "federalism." (choose two answers) select one or more: a. the national government absolutely controls all state governments. b. power is shared by the national and state governments. c. state governments exercise absolute power over the national government. d. it is a compromise meant to eliminate the disadvantages of a "unitary" and a "confederate" system.