The duаl оf the mаximizаtiоn prоblem is shown below, with some numbers replaced with letters. What are the values of A, B, C, and D? Minimize A y1 + B y2 Subject to: 2y1+ y2 >= C y1 + 3y2 >= D The starting simplex tableau for the original maximization problem is shown again here for convenience. Equation number Basic variable x1 x2 s1 s2 RHS 0 Z -5 -4 0 0 0 1 s1 2 1 1 0 10 2 s2 1 3 0 1 15