Question

Which of the following is NOT consistent with the law of diminishing marginal utility?

A) Newspaper vending machines are not as secure as soft drink machines.

B) A student selects to eat at an all -you-can-eat restaurant rather than at a restaurant that charges for refills.

C) A studentʹs enjoyment of opera increases the more she listens to it.

D) A symphony has free throat lozenges in their lobby.

Answer

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