Explanation:
Select the three accomplishments of portugal.
*da gama sailed around africa to india.
*portugal became the leader of the navigational arts in europe.
*magellan was sent on the first voyage around the world.
*portugal sponsored columbus on an earlier voyage around africa.
*portugal grew in wealth and importance from its all-water route to the orient.
*portugal opened the only all-water route to the orient.
The Inca developed important medical practices, including surgery on the human skull. In such operations, they cleaned the area to be operated on and then gave the patient a drug to make him or her unconscious—procedures similar to the modern use of antiseptics and anesthesia.
B north atlantic drift, i hope this helps