Why is quechua still present in modern-day south america? it is a required subject in every school. it was brought by european invaders and perpetuated throughout the continent. it was imposed on every tribe conquered by the incas. it is an indication of wealth and achievement.

the precambrian aged rocks could be found in australia. australia is a region that has a lot of ancient civilization history from million years ago. in this region, there are a lot of recognizable fossils buried in its land which is considered a precambrian-aged rocks

answer called a epicycle;