A horse run 10 meters going south​

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.

(05.04 mc) how did the roman transportation system keep the empire strong? plz

How did chris mccandless feel before and after going into the wild? i need with a compare and contrast slide for a project