You put half of your money in a stock portfolio that has an expected return of 12% and a standard deviation of 20%. You put the rest of your money in a risky bond portfolio that has an expected return of 5% and a standard deviation of 10%. The stock and bond portfolios have a correlation of 0.60 . The standard deviation of the resulting portfolio will be more than 18% but less than 24% equal to 18% more than 12% but less than 18% less than 5% None of the above