The resistors of resistances $2\Omega,4\Omega,5\Omega$ are connected in parallel.The total resistance of the combination will be :

Question

$\begin{array}{1 1}(A)\;11\Omega&(B)\;\large\frac{19}{20}\normalsize \Omega\\(C)\;\large\frac{10}{20}\normalsize \Omega&(D)\;\large\frac{20}{19}\normalsize \Omega\end{array} $