NORTHWEST TERRITORY. NORTHWEST TERRITORY. Part of the vast domain ceded by Great Britain to the United States in the Treaty of Paris (1783), the Northwest Territory encompassed the area west of Pennsylvania, east of the Mississippi River, and north of the Ohio River to the border with British Canada.
Oregon was a vast territory first explored by the Spanish and the French in the 17th and 18th centuries. In the 1830s, American pioneers traveled along the Oregon trail; joint settlement by British and Americans started. In 1846, a formal border with the British territories was fixed at the 49 parallel. Oregon was formally admitted into the Union in 1859.
the answer is:
c. economic output