Concerned about the political fallout from rising college tuition, the government decides to impose a price ceiling on tuition of $15,000 a student. If several colleges close and equilibrium tuition rises to $20,000 a student, . The market for college education is O A. a shortage of college education emerges; inefficient because the marginal cost of the last student is greater than its marginal value O B. a surplus of college education emerges; inefficient because the marginal cost of the last student is greater than its marginal value O C. a surplus of college education emerges; inefficient because the marginal value from the last student is greater than its marginal cost O D. a shortage of college education emerges; inefficient because the marginal value from the last student is greater than its marginal cost O E. neither a surplus nor a shortage of college education emerges; efficient