in excel format with explanation pls

5. Suppose cRE=4%,CM4=10%, and bi=1.4. a. What is ci the required rate of return on Stock i? b. Now suppose that CRE (1) increases to 5%; or (2) decreases to 3%. The slope of the SML changes) (Hint: the slope of the SML is the market risk premium.) c. Now assume that cre remains at 4%, but cM(1) increases to 12%; or (2) falls to 9%. The slope of the SML does not remain constant. How would this affect r