Smith was approached by a man who introduced himself as brown

What is the definition of double v campaign

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.

Both the nervous and endocrine systems send electrical and chemical signals for internal communication. select the best answer from the choices provided t f