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 States are allowed to find solution and make a decision about the issue. There are equal powers with the Federal and States therefore, the issue can be debated. Since federal powers are superior, the Constitution makes the decision. The national government shall create specific rules for each of the States.
Because it had a great effect on history.