Final answer:
Utah is a state that does not border Canada.
Step-by-step explanation:
One state that does not border Canada is Utah. The other three options - Montana, Washington, and Alaska - are all states that share a border with Canada. Montana shares a border with the Canadian provinces of British Columbia, Alberta, and Saskatchewan. Washington shares a border with the Canadian province of British Columbia. Alaska shares a border with the Canadian province of British Columbia and the Canadian territory of Yukon.
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