what are *4* positive and *4* negative impacts of the Columbian Exchange? also, please explain each of the impacts. *PLEASE*

What are the media and the press sometimes referred to as? a.the fourth estateb.the sixth branchc.the mouthpiece of the governmentd. the first estate

1. what was the result of growing nationalism and pan-africanism on european-african relations? africans were encouraged to seek independence from europe. european colonialism grew and strengthened in africa. the change of power from european to african rule went smoothly. africans believed they could live peacefully with europeans.

Why had conditions in france deteriorated in 1778 and 1789?