Answer:
Loess
Explanation:
Loess is a sedimentary deposit that covers around 10% of Earth's land.
I'm pretty sure it's railroads, because there's not that many highways in Siberia, the rivers would be frozen over, and there's not a ton of people in Siberia. I'm sorry if I'm wrong.
Answer:dishes that were cleaned
Explanation:
B, provide systematic irrigation.