The cotton gin directly led to an increased demand for

boats

railroads

slaves

tractors

C. Slaves

Explanation:

Plantation owners were starting to figure out how easy the cotton gin was and how much profit they could be making, so they would buy more slaves and grow more cotton. The cotton gin essentially led to an increase in slaves.

the question is asking about the things that may have affected and what they effects had on the spanish conquest and settlement of america

explanation:

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