You discover bill gate's wallet lying on the street. it contains $1000.00 do you send it back to him?

This excerpt reveals that elinor is select all that apply

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 did the incas unite the andes mountains?