Increased free trade a communication.
With globalization of cultures and goods, more so goods, trade would obviously ensue. With trade opening up to more foreign countries, communications between countries would be forced to increase. With that, this would lead to peace between nations and their trade partners.
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I think the answer is A. Roman government stops taxing its citizens.
Answer: b. an increase in machine-made goods beginning in England during the 1700s
Explanation: The Industrial Revolution marked an increase in machine-made goods beginning in England during the 1700s. The Industrial Revolution is the major technological, socioeconomic, and cultural change in the late 18th and early 19th century that resulted in the replacement of an economy based on manual labor to one dominated by industry and machine manufacture.