<span>introducing a merit system of nobility. hope that helps</span>
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.
Well, your answer is going to be <span>Enumerated powers. This is the correct answer because it states this in the constitution. This has been in effect since the U.S government had been made.
I hope this helps!!!!!!!!!!!!!!!!!!!!!!!!! please mark me as Brainiest
</span>
