A. Slack variable
B. Surplus variable
C. Decision variable
D. None of the above
✅ The correct answer is option C.
In simplex method, if there is tie between a decision variable and a slack (or surplus) variable, Decision variable should be selected. A decision variable is a quantity that the decision-maker controls.
In simplex method, if there is tie between a decision variable and a slack (or surplus) variable, Decision variable should be selected. A decision variable is a quantity that the decision-maker controls.