25 $ Mc ATC MC ATC D D points MR MR Quantity 0 Quantity (a) (b) $ ATC MC Pran D MR 0 Quantity (C) + Refer to the diagrams, which pertain to monopolistically competitive fums. A short-run equilibrium entailing economic profits is shown by Multiply Choice diagram a only diagram b only-Book Refer to the diagrams, which pertain to monopolistically competitive firms. A short-run equilibrium entailing economic Print Multiple Choice O diagram a only. O diagram b only. O diagram conly O both diagrams band c Mc Graw Hill