Your retirement portfolio comprises 300 shares of the S&P 500 fund (SPY) and 100 shares of iShares Barclays Aggregate Bond Fund (AGG) The price of SPY is $134 and that of AGG is $96. If you expect the return on SPY to be 11% in the next year and the return on AGG to be 9%, what is the expected return for your retirement portfolio? OA10.08% OB. 9.55% OC 8.49% OD 10.61%