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 $145 and that of AGG is $99. If you expect the return on SPY to be 14% in the next year and the return on AGG to be 6%, what is the expected return for your retirement portfolio? O A. 11.89% OB. 10.01% O C. 11.27% OD. 12.52%