The probability that a person is not swimmer is 0.3.The probability that out of 5 persons 4 are swimmers is

Question

$\begin{array}{1 1}(A)\;^5C_4(0.7)^4(0.3) & (B)\;^5C_1(0.7)(0.3)^4\\(C)\;^5C_4(0.7)(0.3) & (D)\;(0.7)^4(0.3)\end{array}$