(C) You have $10,000 and want to invest this money as 60% in stock A and 40% in stock B. The expected rate of return on share Als 10% and for B is 15%, the standard deviation of stock A is 9% and stock Bis 13%, the correlation between the two shares is -0.7. find the following: 1- The portfolio expected rate of return 2- The portfolio standard deviation STD (risk)