A Portfolio Is Composed of Two Stocks,A and B $\rho$ ; $\rho$

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 .0380, the correlation coefficient between the returns on A and B is _________.

A) 0.583
B) 0.225
C) 0.327
D) 0.128 0.0380 = (.6²) (.24²) + (.4²) (.18²) + 2(.6) (.4) (.24) (.18) $\rho$ ; $\rho$ = 0.583