Consider a one-month investment in Microsoft stock. Suppose that you buy the stock in month t-1 at P-1 = $85 and sell the stock the next month for P. - $90. Further assume that the price of Microsoft stock in month t-2 is P-2 = $80 and no dividend is paid between t-2 and t. What is the continuously compounded two-month return on Microsoft stock (to 2 decimal places)? Select one: a. 9.78% b. 10.7896 c. 11.78% d.5.71% e. 4.7196