Diameter of human eyelens is 2 mm. What will be the minimum distance between two points to resolve , which is situated at a distance of 50 m from eye ? The wavelength of light is $5000 A^{\circ}$

Question

$\begin{array}{1 1} 2.32 \;mm \\ 4.28\;mm \\ 1.25\;cm \\ 12.48\;cm \end{array}$