Im pretty sure its B. the eastern highlands. i could be wrong tho
Floods. Monsoons are massive rainstorms which can often bring devastating floods to low ground. Hope I helped!
Answer:
Cardona concluded that the study shows how, over the more than 25,000 years that modern humans been lived in Siberia, various peoples have adapted to the region's cold weather and meaty food sources through selection on multiple genes that control several biological mechanisms.
Explanation:
The answer for "What is petrified wood made of?" would be minerals.