Most of the people latin america can trace ancestry back to these three groups.
1- native american
2- european
3- australian
4- asian
5-american
6-african

The correct answers are:

1- Native American;

2- European;

6- African;

Latin America is a region where people of multiple races have mixed over the past few centuries, so the populations tend to have a mixed ancestry from multiple regions or continents.

The region was initially inhabited by the Native American tribes. Than the Europeans came, and gradually started to mix with the natives. The Europeans than also brought black African slaves with them, and after they got their freedom, they too mixed with the native populations and the Europeans.