(10%) Charlie has a four-stock portfolio and is interested in estimating its return over the next year. He has $45,000 invested in Stock A which has a beta of 0.80; $55,000 invested in Stock B with a beta of 0.60; $15,000 invested in Stock C which has a beta of 2.25; and $68,000 invested in Stock D with a beta of 1.80. The stock market is currently returning 9.0% and Treasuries are yielding a 5.0% risk-free rate. What return should Charlie expect on his portfolio next year?