D Question 4 When performing the Big M Method, which of the following are added to the original objective function? O Artificial variables multiplied by M for maximization; artificial variables multiplied by -M for minimization O Artificial variables multiplied by 1 for maximization; artificial variables multiplied by -1 for minimization Artificial variables multiplied by -M for maximization; artificial variables multiplied by M for minimization Artificial variables multiplied by -1 for maximization; artificial variables multiplied by 1 for minimization

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