Answer:
B poor peasants who could not pay their taxes
Explanation:
When Emperor Qin Shi Huangdi ordered the construction of the Great Wall of China in 221 BC, the workforce was made up largely of poor peasants who could not pay their taxes
The project took about 9 years from inception to completion and it is said that some of the workers who died on the job were buried within the Great Wall.
They are now satans helpers known as the demons, satan is their leader.
Answer:
1 - Interchangeable Parts and Milling
2 - Photocopier and Parallel Motion
3 - steamboat
4 - morse code
5 - tom thumb locomotive
Hope this helps :)))