Stephanie bought 250 shares of Discover stock in 1988. Recently the company declared a four-for-one stock split. Which of the following statements is true? a. The total value of Stephanie's stock increased four times. b. Stephanie now owns 750 shares of Discover. c. The market value per share of the new stock is worth approximately one-fourth the value of the old stock. d. Stephanie now owns a larger percentage of Discover than before the stock split.