Answer:
The first European colonies in the Americas were established in the West Indies.
Explanation:
A is not correct because the first Portuguese colonies in Brazil came later than most of the initial Spanish colonies.
B is not correct because there were numerous colonies established in other areas of the Americas prior to this region.
C is not correct, but Mexico is indeed among the areas that had some of the earliest colonies in the Americas.
D is correct because the first colonies were established on the West Indies, with the first one of them being La Navidad, set up on the island of Hispaniola.
