In a Two-Slit Experiment,the Slit Separation Is 3

Multiple Choice

In a two-slit experiment,the slit separation is 3.00 ×
M.The interference pattern is created on a screen that is 2.00 m away from the slits.If the 7th bright fringe on the screen is 10.0 cm away from the central fringe,what is the wavelength of the light?

A) 100 nm
B) 204 nm
C) 214 nm
D) 224 nm
E) 234 nm