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The expected returns and standard deviations for stocks A and $B$ are $r_A=14\%$ and $r_B=19\%,$ respectively, and $s_A=23\%$ and $s_B=34\%,$ respectively. The correlation of the returns on the two stocks is $r_{AB}=0\mathrm{.}3.$ What is the expected return, $r_p,$ of a portfolio with weights of $w_A=0\mathrm{.}60$ and $w_B=0\mathrm{.}40$ in stocks A and $B,$ respectively?

a$.17\%$

b$.16\%$

C$.18\%$

d$.19\%$