Answer:
B. sold back to the American colonists.
Explanation:
Mercantilism under the British involves the colonists to bring raw materials in large quantities to England to convert or refine into final products. In return, these refined products would then be sold back to the American colonists through exportation. This is based on the belief that raw materials are cheaper or brings lower revenue to the nations, while refined products brings more economic value to the nations. Also the American colonies serves as a ready made export market for England.