Two Models of a Product - Regular (X) and Deluxe

Multiple Choice

Two models of a product - Regular (X) and Deluxe (Y) - are produced by a company. A linear programming model is used to determine the production schedule. The formulation is as follows: The optimal solution is X=100, Y=0. Which of these constraints is redundant?

A) the first constraint
B) the second constraint
C) the third constraint
D) All of the above
E) None of the above