PLEASE ANSWER 4 and 5

Sientes o why did plains indians lose their battle to keep their land and their way of life? a the number of buffalo decreased b indians were outnumbered by whites. c whites had more advanced military technology. o all of the above

How was the government that was created at the constitutional convention similar to the one proposed in the virginia plan?

Which of these were effects of mass production techniques used during 1920s