How did the Columbian Exchange affect the slave trade? o It encouraged communication about the evils of slavery. It caused Europeans to stop enslaving American Indians. o It allowed people to be enslaved and transported to the Americas. 0 It caused the demand for enslaved laborers to decline.

Its C pretty sure

Explanation:

Because It says that they need a trade system that goes to the Americans and that's how they made the Columbian trade. Also they needed slaves in the Americans so they traded slaves to the Americans.  

stone age, iron age, olden days, prehistory

explanation:

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stan bts

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.