Which region is best suited for agriculture? piedmont appalachian okefenokee coastal plain

The answer for this question is: Appalachian
The Appalachian region has the perfect temperature that allows many type of vegetations to grow.
Not only that, the soil in this region also contained a lot of substances that are very nutritious for plants and could very much help in their growing development.

The correct answer is "  it was believed that the dispute emerged in 632 just after the death of the prophet muhammad."

Isay that this a true statement