These headlines reflect the transformation of United States foreign policy into one that
A respected the sovereign rights of all countries
B) practiced imperialism
pursued isolationist policies
(D) opposed free-trade agreements

democracy

explanation:

copernicus finished the first manuscript of his book, "de revolutionibus orbium coelestium" ("on the revolutions of the heavenly spheres") in 1532. in it, copernicus established that the planets orbited the sun rather than the earth. he laid out his model of the solar system and the path of the planets.

the viking voyages took place during the middle ages, which was about this time. 500 to 1350. the viking voyages took place during the middle ages, which was about this time.