Why was world war 1 different from previous wars? how was it truly a world war?

Which statement does not accurately describe the columbian exchange and its consequences? a. wheat became a major crop in north america where it had never existed before. b. millions of africans were kidnapped into slavery to provide labor for profitable crops. c. cattle, sheep, chickens, and pigs were brought to europe for the first time. d. spanish conquistadors brought diseases with them and native peoples begin dying.

Andreus vesalius is known for being the first scientist to provide detailed and accurate

How well does america today live up to the ideals of the declaration of independence?