____ 115. If there are empty seats at the university basketball game when the price per ticket is P*, then this situation can best be represented by

____ 115. If there are empty seats at the university basketball game when the price per ticket is P*, then this situation can best be represented by which graph in Figure 3-20? A. 1 b. 2 c. 3 d. 4 ____ 116. Throughout history, governments have used price controls to a. protect buyers. B. protect sellers. C. serve the "public interest." D. All of the above are correct.