Which of the following is one of the conditions that a nondegenerate optimum solution obtained in the stepping stone method should satisfy?
a. The number of cells with positive allocations should be less than the number of rows plus the number of columns in the transportation matrix.
b. The number of cells with positive allocations should be greater than the number of rows minus the number of columns in the transportation matrix.
c. The number of cells with positive allocations should be equal to the number of rows plus the number of columns in the transportation matrix minus one.
d. The number of cells with positive allocations should be equal to the number of rows plus the number of columns in the transportation matrix.
c. The number of cells with positive allocations should be equal to the number of rows plus the number of columns in the transportation matrix minus one.
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