Question 5 (4 points) Which one of the following is the best example of a diversifiable risk? A firm's sales decrease, b Core inflation increases. Taxes decrease Oil price increase e Interest rates increase Od Question 6 (4 points) The risk-free rate of return is 3.9 percent and the market risk premium is 7.2 percent. What is the expected rate of return on a stock with its of 1217 b 10.92 percent 11.40 percent 12.61 percent 12.79 percent 12.47 percent d