After the death of Kublai Khan, China had several emperors whose reigns were very short. In time, they lost influence over the people and the other Mongol regions and became very weak. The native Han Chinese outnumbered the Mongol invaders and within a century, the Yuan Dynasty came to an end. What was a result of the end of the Yuan Dynasty?

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.