An optimal solution of an assignment problem can be obtained only...

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An optimal solution of an assignment problem can be obtained only if.

A. Each row & column has only one zero element

B. Each row & column has at least one zero element

C. The data is arrangement in a square matrix

D. None of the above

Answer: Option D

If the number of assigned cells is equal to the number of rows/columns, then it is an optimal solution.

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