Did you ever find out the answer
The cotton gin, because it separated cotton seeds from rock out in which was safer, and more efficient.
The Water loom/ water frame was a large spinning machine that was powered by water to produce cotton yarn suitable for warp.
The power loom it wove thread automatically, which was quicker and really helpful.
The Yellow and Yangtze Rivers
Answer: 1. <u>both</u> have a bicameral legislature, 2. <u>both</u> have a high court called the supreme court, all the power is given to the people.