Where were factories built in the northeast throughout the 1800's a. near the atlantic ocean b. at waterfalls along rivers c. on open farmland d. in the appalachian mountains

Compared with the land in the highlands, the lowlands region of england a) rockier and more difficult for farmingb) the center of business and industryc)richer in coal reservesd)covered by more fertile farmland d) covered by more fertile farmland