It would be A bc they used them as spies
Answer:
Trade along the silk road.
Explanation:
Because the silk road spread for a very long distance it united people through trade and technological advancement came faster than ever.
There’s no maps? I don’t see any :0
China was influenced by foreigners politically, socially, and economically during the Ming Dynasty. Missionaries come into China bringing both Christianity and technology. China struggled foreigners influence by kicking out the Mongols. Also, China began to detach itself and limited the foreigners’ trading posts.
Generally speaking, in a cost-benefit analysis done by a government, “cost” is defined as the negative aspect of what will happen if the government decides to go through with whatever they're debating. It's what the government will lose as a result of this action.