What are the true statements about prince henry's school of navigation?

Why was charles townshend’s development of a crop rotation system important to the industrial revolution

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.

What meeting was held to change the articles of confederation?