Two Point Sources of Light of Wavelength 600 Nm Are $\times$

Multiple Choice

Two point sources of light of wavelength 600 nm are being viewed by a telescope of aperture width 2.0 cm.What is the closest angular separation at which the two sources can be resolved?

A) 7.3 $\times$ 10^-5 rad
B) 3.7 $\times$ 10^-5 rad
C) 7.3 $\times$ 10^-5 deg
D) 3.7 $\times$ 10^-5 deg
E) 4.2 $\times$ 10^-3 deg