The security market line is estimated to be k=8%+(12.6%8%) You are considering two stocks. The beta of A is 1.0 . The firm offers a dividend yield during the year of 6 percent and a growth rate of 5.7 percent. The beta of B is 0.8 . The firm offers a dividend yield during the year of 7.8 percent and a growth rate of 4.9 percent. a. What is the required return for each security? Round yout answers to two decimal places. Stock A: stock B: b. Why are the required rates of return different? The difference in the required rates of return is the result of being riskiet. c. Since A offers higher potential growth, should it be purchased? Stock A be purchased. d. Since B offers higher dividend yleld, should it be purchased? Stock B be purchased. e. Which stock(s) should be purchased? should be purchased