Which of the following was the key reason for Coolidge’s victory in the 1924 presidential election?

A. Democratic Party supporters were split in the North and South.

Explanation:

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.