Please Ill give teh Brainliest

The answer is B. It gives you the correct information than A, C, and D. It explains more about the topic.

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.

the structure was most likely used for;

c. playing a ball game with stone hoops