The following graph represents real estate prices in a given area over a period of 28 years. A graph titled Prices. From year 0 to 4, the graph increases; from 4 to 6, decreases; from 6 to 8, remains steady; from 8 to 10, increases rapidly; from 10 to 18, decreases; from 18 to 20 increases; from 20 to 22, decreases; from 22 to 28, increases. Using the above information, which kind of investor would likely turn the greatest profit in this market, given that each of them purchased a house in this area at year 0? a. A long-term investor, who wishes to hold onto the house for an extended period and rent it out in the meantime. b. A house flipper, who will sell the house as soon as the market increases its value. c. A moderate-term investor, who will sell the house once it reaches a certain price. d. A cautionary investor, who will sell the house in order to minimize losses as soon as the prices begin to drop.