I believe the awncer is B
Early settlers came from Britain because of religious prosecution. They went to America because it was uninhabited land, besides the natives. Also there was good natural resources and opportunities like agriculture in the south, wheat farming in the middle colonies, and lumber, furs, and trading ports in the northern colonies.
The Ice Ages shaped and sculpted the face of the Earth. Continents that were once connected by land bridges had shifted and separated during the Ice Ages. Therefore without the Ice Ages, Earth would look significantly different, and some of the natural beauties like Niagra Falls would not exist.
The Ring of Fire is the circle of volcanoes around the Pacific Ocean