Gypsum is a chemical sedimentary rock.
Industrialization occurs when machines and industry are introduced and occur on a large scale.
They didn't have to worry about farming because they had slaves to do it for them.
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Answer:
The Yangtze River is south of the Yellow River and flows in the same direction (west to east). It is 3,988 miles long and is the third longest river in the world. Just like the Yellow River, the Yangtze played an important role in the development of the culture and civilization of Ancient China.
Explanation:
