A photo diode is made from a semiconductor with band gap of $2/5 \;eV$ , which of the following ranges of wavelength it can detected ?

Question

$\begin{array}{1 1} 800\;nm\;to\;960\;nm \\ 200\;nm\;to\;480\;nm \\ 500\;nm\;to\;750\;nm \\ 1000\;nm\;to\;1250\;nm \end{array}$