Answer:
Among the most lucrative goods transmitted in the Columbian Exchange were sugar, corn, and tea. Columbus himself is credited with bringing sugar to Hispaniola, setting up sugar cane plantations after Spanish miners had exhausted the gold stores there....
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Answer:
They could share a familiar culture.
They could speak a common language.
They could help each other learn how to survive in America.
I think it's called a merit system after the spoils system but I'm not 100% sure
To prevent the spread of communism.