In a Young's Double Slit Experiment, the Separation Between the Slits

Multiple Choice

In a Young's double slit experiment, the separation between the slits is 1.20 × 10^-4 m; and the screen is located 3.50 m from the slits. The distance between the central bright fringe and the second-order bright fringe is 0.0375 m. What is the wavelength of the light used in this experiment?

A) 428 nm
B) 474 nm
C) 517 nm
D) 642 nm
E) 711 nm