An experiment can result in only 3 mutually exclusive events A,B and C. If $ P(A) = 2P(B) = 3P(C) $ then $P(A) =$

Question

$\begin {array} {1 1} (A)\;\large\frac{6}{11} & \quad (B)\;\large\frac{5}{11} \\ (C)\;\large\frac{9}{11} & \quad (D)\;None\: of \: these \end {array}$