K < Question 21, 9.4 Question 40 > HW Score: 15.61%, 8.59 of 55 points O Points: 0 of 1 Starting from a long-run equilibrium in a competitive market, if there is a persistent increase in demand, there will be an adjustment toward a new long-run equilibrium that will involve OA. more firms operating at a larger scale and selling at the original price. OB. fewer firms operating at a larger scale and selling at a lower price. OC. fewer firms operating at a smaller scale and selling at the original price. OD. more firms operating at the original scale and selling at the original price. Sav