I NEED ANSWER PLEASE What may be a reason the colonists, settlers, explorers start the African slave trade in addition to using the indigenous Native Indians as slaves?

What was the significance of the british reform act of 1832? a. voters were given the right to vote by secret ballot b. members of the middle class were permitted to run for parliament c. members of the working class demanded and received better living conditions d. farm workers, factory workers, and women were given the right to vote