The columbian exchange involved the widespread exchange of

The correct answer is : It involved the widespread exchange of: animals, plants, technology, culture, new types of food, human populations, ideas and diseases that would take place between the Americas, West Africa and the Old World.

Explanation:  During the Colombian exchange, Africa was impacted by: labor was needed, the slave trade created conflict and exploded, almost ten million people were taken. And in Europe, the Colombian exchange caused the following impact: commercial markets grew, expansion and conflict abroad, largest common tray migration.

the supreme court can hear any case it wishes as long as four justices agree to hear it.

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missouri compromise of 1820 which prohibited slavery