Warp-O Corporation common stock has a market price of $45 per share. Warp-O has a beta of 1.4. The rate of return on Treasury bonds is currently 6% and the return on the S&P 500 is 13%. What is the required rate of return on Warp-O common stock? 

a) 10.2% 

b) 24.2% 

c) 13.0% 

d) 35.1% 

e) 15.8%