D support the passage of import duties on manufactured goods
Raw material Used to make steel
All mass isn't all together in one area but is actually more spread out.
That would just be called Weathering and Erosion. Erosion happens when rocks and sediments are picked up and moved to another place by ice, water, wind or gravity. Mechanical weathering physically breaks up rock. One example is called frost action or frost shattering. Water gets into cracks and joints in bedrock.
