A linear regression was done to estimate the relation between Spint's stock returns and the market's return. The intercept of the line was found to be 0.23 and the slope was 1.47. Which of the following statements is true regarding Sprint's stock?
A. Sprint's beta is 0.23
B. Sprint's beta is 1.47
C. the risk -free rate is 1.47%
D. The standard deviation of Sprint's excess return is 23%