An investor has a portfolio with 40% invested in stock A, and 60% in stock B. It is expected that Stock A will provide a 12% return in a good economy and 4% in an average economy. Stock B is expected to provide 8% return in a good economy and -5% in an average economy. The probability of a good economy is 75% and 25% in an average economy. Given this information, calculate the expected return on the portfolio. a. 7.95% b. 10.25% c. 9.15% d. 6.85% e. 8.05%