What did Vanderbilt do after in the stock market?

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.

How was apartheid practiced in south africa

What was a common experience for working-class families during the industrial revolution?