Multiple Choice
If a company selects either of Project 1 or Project 2 (or both) , then either Project 3 or Project 4 (or both) must also be selected. Which of the following constraints enforce this condition?
A) X1 + X2 ≤ 2(X3 + X4)
B) X1 + X2 ≤ X3 + X4
C) X1 − X3 = X2 − X4
D) X1 + X2 + X3 + X4 ≤ 2
Correct Answer:
Verified
Correct Answer:
Verified
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