Answer: Jupiter, Uranus, Saturn, Neptune....
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One of the biggest reasons was that there were some revolutions that happened around the lat 19th century. They were primarily sparked by lower class individuals who were looking for more money to support themselves/families.
The answer is B. folding, uplift, and erosion. certain mountains are created from the folding of the upper layers of earth's crust. valleys on the other hand are made from the erosion of land or soil. tectonic uplift of the earths crust is also responsible for creating mountains.
