What do the Plains and Gulf Coast cultures have in common? A. They hunted buffalb as their main source of food

B. They both migrated

C. They were fishermen and farmers

D. They were sedentary

Please help

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.

During its history, france has been a kingdom, an empire, a colonial power and a republic. true or false

Which is an example of a country that is overly dependent on another country for goods and sevices