Please share detail steps

7. A portfolio is composed of two stocks, A and B. Stock A has a standard deviation of return of 24%, while stock B has a standard deviation of return of 18%. Stock A comprises 60% of the portfolio, while stock B comprises 40% of the portfolio. If the variance of return on the portfolio is 0.0380, the correlation coefficient between the returns on A and B is A.0.583B.0.225C.0.327D.0.128 QUESTION 8 8. You put half of your money in a stock portfolio that has an expected return of 14% and a standard deviation of 24%. You put the rest of your money in a risky bond portfolio that has an expected return of 6% and a standard deviation of 12%. The stock and bond portfolios have a correlation of 0.55. The standard deviation of the resulting portfolio will be A. More than 18% but less than 24% B. Equal to 18% C. More than 12% but less than 18% D. Equal to 12%