You have $250,000 to invest in a stock portfolio. Your choices are Stock X with an expected return of 12.8 percent and Stock Y with an expected return of 9.6 percent. If your goal is to create a portfolio with an expected return of 12 percent, how much money should you invest in Stock X? A. $175,000 B. $125,000 C. $112,500 D. $187,500