Answer:
i gotta pit this and english cause i cant read this okay;)
The answer is Caste system (A)
<span>More slaves were needed in the colonies.
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I read 1989 instead of 1889 when I answered this question I'm really sorry about that
Well one push factor would be they wanted to escape religious and political prosecution. Another is the Potato Famine. This was when their potatoes were contaminated and many died from starvation and disease.
I hope this helps somehow ;)