Solve the problem.The following map shows the states Kentucky, Tennessee, Missouri, Iowa, and Nebraska. Find a route that starts and ends in Missouri and crosses each common state border exactly one time.

A. No such route exists.
B. MO ? KY ? TN ? MO ? IA ? NE ? MO
C. MO ? NE ? IA ? MO ? TN ? KY
D. MO ? KY ? TN ? MO ? IA ? NE


Answer: B

Mathematics

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B. Absolute maximum:    at    absolute minimum:    at  
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A.

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