thhe other tutor stated C is is the answer, but C is incorrect.

may provide different answers when comparing the same set of alternatives. O D) cannot be used to compare the same set of alternatives. Question 2 0 / 1 point Which of the following statements identifies a difference between optimization in levels and optimization in differences? (A) Optimization in levels calculates the net benefits of different alternatives, whereas optimization in differences calculates the change in net benefits when switching from one alternative to another. (B) Optimization in levels compares only the costs of different alternatives, whereas optimization in differences compares only the benefits of different alternatives. C) Optimization in levels calculates the change in net benefits when switching from one alternative to another, whereas optimization in differences calculates the net benefits of different alternatives. (D) Optimization in levels compares only the benefits from different alternatives, whereas optimization in differences compares only the costs of different alternatives. Question 3 0 / 1 point A correlation between two variables implies that: A) When one variable changes. the other variable changes by exactly the same