Which statement best describes the impact of the discovery of gold on american indian territory in the 1850's and 1870s

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.

answer; ///i believe its (b); ///the president will sign it or veto the check first good luck