What was the western border of the 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.

Explanation:

the language dates from the contacts of arabian traders with the inhabitants of the east coast of africa over many centuries. under arab influence, swahili originated as a lingua franca used by several closely related bantu-speaking tribal groups.

the correct answer is d