Calculate the beta of a stock which gives an average return of 15 percent. The risk-free rate of return is 5 percent and the average market return is 10 percent. A. 2.0 OB. 4.1 C. 6.2 D. 3.0 Which of the following is considered to have the lowest risk? A. An Aa bond from Hilton Hotels B. A treasury bond from the U.S. government OC. A Ba bond from Cendant Corporation OD. Commercial paper from McDonald's