Which of the following does the author describe last in the text? Orville and Wilbur Wright’s work making bicycles
other men who achieved firsts in flight
the flying machine designed by Orville and Wilbur Wright
Orville and Wilbur Wright’s first flight

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.

no

explanation: