Slate is much more commonly found in wet areas, especially around rivers in the United States, so it wouldn't be very available to Natives who were more inland.
The correct option is C<span>
</span><span>Swift running rivers provided the power for the factories
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</span><span>Factory Machines were running on water as they were installed on mills. in addition the soil in the North was unsuitable for agriculture. More also, the North was easily accessible by ocean for shipping of goods.</span>
The biggest appeal of Christian Revivalism was the Protestant idea that people could have a personal relationship with God without having to pay indulgences to the Church, which appealed to many people who wanted a "pure" relationship with their God.
<span>Colonial slavery usually refers to slavery in the American Colonial period between the early 1600s and the late 1700s when the colonies became independent from Britain. </span>