They used interchangeable parts. This made the mass production possible and caused it to happen.
Answer:
During this era, America became more prosperous and saw unprecedented growth in industry and technology. But the Gilded Age had a more sinister side: It was a period where greedy, corrupt industrialists, bankers and politicians enjoyed extraordinary wealth and opulence at the expense of the working class.
Answer:
D Persia
Explanation:
The major civilization that he conquered was Persia. He controlled the Persian Empire by 331 B.C.
The answer is c. amendments to the Constitution that would strengthen New England's political power
