Each week, Mega Meats processes several tons of beef into ground hamburger. At the start of the week, the firm must decide whether to sell the hamburger as is or shape it into preformed patties. Of the events listed below, which would LEAST likely affect the firms choice to switch production from hamburger to preformed patties, or vice versa?

• A : An increase in customer demand for ground hamburger.

  B : A change in the retail price of ground hamburger relative to that of preformed patties.

• C : A decrease in customer demand for preformed patties.

  D :Fluctuations in the price of fresh beef.