D
Explanation:
So, after the enormous economic and social change was unleash we can best describe China as a communist.
Fossils help scientists date rocks: True
Sometimes younger rock layers are found beneath older rock layers: True, because it happens with landslides and other causes.
No fossils from the Precambrian era have been found because there were no organisms at the time: False because there were organisims like algae and bacteria, and there are a very small amout of fossils from that era.
The map of Earth has changed over millions of years, but is now set: False
Vakatakas, Kadamba, Cholas, and Pandyas from the map I have here. :)
