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you are the investment advisor to a wealthy but eccentric retired college professor who loves animals. He insists that his stock portfolio be equally balanced between dog stocks and cat stocks. It turns out dogs and cats are completely uncorrelated. Dogs have an expected return of 8% and a volatility of 12%. Cats have an expected return of 6% and a volatility of 10%. The expected return and volatility of the portfolio is return = 7%, volatlity = 11% O return - 14%, volatlity - 22% O return = 7%, volatility = 7.81% O return -7%, volatility -0.61% None of the other answers are correct