Which of the following was a result of the Arab invasions of North Africa? Islam spread.
The Arab Spring movement began.
O A coup overthrew the monarchy.
Colonial powers drew geometric boundaries.

The answer is Islam spread.

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 (a) more rain in u s and less rain in australia and asia