What Is the Wavelength of the Photon Emitted When an Electron

Multiple Choice

What is the wavelength of the photon emitted when an electron in a hydrogen atom which is in the initial state n = 8 jumps to the final state n = 2? (c = 3.00 × 10⁸ m/s,h = 6.626 × 10^-34 J ∙ s,1 eV = 1.60 × 10^-19 J)

A) 205 nm
B) 104 nm
C) 389 nm
D) 486 nm
E) 610 nm