Answer:
I think its B, not fully sure
China is the country that imports most of the oil from Russia
The freshet is basically a flood that occurs because of heavy rainfall or because of the melting of a snow.
This type of flooding is most common in the valleys of the larger rivers, especially the ones that start their flow high in the mountains.
The large rivers have much more water, and they also have lot of tributaries, so when there's a heavy rainfall they receive enormous amounts of water, which easily causes a flood.
Also, when the snow melts, lot of water is released from it, and most of that water gets into the river, or first in its tributaries and that in it, so there's a high possibility of a big flood occurring suddenly.
It had a future that was destined by God to expand its borders, with no limit to area or country. All the traveling and expansion were part of the spirit of Manifest Destiny, a belief that it was God's will that Americans spread over the entire continent, and to control and populate the country as they see fit.
www.let.rug.nl/usa/essays/.../manifest-destiny/the-components-of-manifest-destiny.php
Oceanic and continental crust.