What Is the Wavelength of Light Emitted When the Electron

Multiple Choice

What is the wavelength of light emitted when the electron in a hydrogen atom undergoes a transition from level n = 6 to level n = 2?
(c=3.00×10⁸ m/s,h=6.63×10^-34 J·s,R_H=2.179×10^-18 J)

A) ​4×10-7 m
B) ​1.61×10^-27 m
C) ​2.43×10⁶ m
D) 4.84×10^-19 m
E) ​7.3×10¹⁴ m