Please help with all these for brainliest and a lot of points

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.

Whose writings were the source of the idea that people have a right to abolish and replace a government that violates their natural rights?

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?