North Dakota shares a border with which Canadian province?

North Dakota shares a border with Saskatchewan, one of Canada's provinces, making it the correct answer. The boundary between North Dakota and Saskatchewan is significant because it reflects the historical, geographical, and economic ties between the United States and Canada. This border facilitates trade and travel, contributing to cultural exchanges and regional partnerships. Understanding the neighbors to North Dakota is essential for grasping the state's role within both the U.S. and North American context.

Alberta and British Columbia, although neighboring provinces in Canada, do not share a border with North Dakota, making them incorrect choices for this question. Ontario, located farther east, also does not share a border with North Dakota, further solidifying Saskatchewan as the appropriate answer.