Consider the following information and calculate the required rate of return for the Scientific Investment Fund. The total investment in the fund is $2 million. Stock Investment Beta A $ 200,000 2.00 B 300,000 0.50 C 500,000 1.25 D 1,000,000 0.75 The market required rate of return is 15% and the risk-free rate is 7%. 11.5% 13.2% 14.7%