Calculate energy of 2 moles of photons of radiation whose frequency is $5 \times 10^{34}\;Hz$

Question

$\begin{array}{1 1} (a)\;3990.2\;kJmol^{-1} \\ (b)\;5990.2\;kJmol^{-1}\\ (c)\;4990.2\;kJmol^{-1}\\ (d) \;2990.2\;kJmol^{-1} \end{array} $