Which of the following groups have lived on the continent of south america for the longest time?

I think you forgot to give the options along with this question. I am answering the question based on my knowledge and research. Spaniards was the group that lived on the continent of South America for the longest time. I hope the answer has come to your help.

Each side has to be less then the sum of the other two sides.a, b, c, and e work.

There can be more freedom for them