You would like to have a portfolio expected return of 13 percent. You are considering two securities, A and B. Stock A has an expected return of 15.75 percent and Stock B has an expected return of 11.52 percent. What should be the portfolio weights? wA=0.15,wB=0.85wA=0.35,wB=0.65wA=0.50,wB=0.50wA=0.70,wB=0.30wA=0.75,wB=0.25