How would the louisiana economy be affected if the state seceded?

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.

Concerns of the spanish treatment of what nation lead to the spanish american war

Answer the following question in 3-4 complete sentences. explain the arizona highways leak and its outcome.