Definan el marco temporal y espacial que estudiaran en este caso corresponde al periodo de exploracion portugesa y española entre 1480- 1520

s the president shall be commander in chief of the army and navy of the united states, and of the militia of the several states, when called into the actual service of the united states; he may require the opinion, in writing, of the principal officer in each of the executive departments. sooo yeahhh

explanation:

explanation: j

because its important to learn about other countries and how high tech they are compared to us. also its good to learn about other cultures and how ours differs and in common also we need to learn about companies that we still buy since they ship it here.

c, because the american revolution was from 1765 to 1783.