Your retirement portfolio comprises 100 shares of the Standard & Poor's 500 fund (SPY) and 100 shares of Shares Barclays Aggregate Bond Fund (AGG). The price of SPY is $118 and that of AGG is $99. If you expect the return on SPY to be 10% in the next year and the return on AGG to be 5%, what is the expected return for your retirement portfolio? OA 6.56% OB. 8.88% OC. 772% OD. 6.95%