Answer:
A) a large fault
Explanation:
that looks like the San Andreas Fault from an aerial photo.
A river would be wider.
A canyon would not have raised edges
Sand dunes would not be so steep.
Polar.
The polar regions are cold year round because of the chill, polar air has a low capacity to evaporate water vapor in the air. The sun angle is fairly low throughout the year in polar areas. A significant amount of solar radiation that does reach the polar surface is reflected back into space.
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