The ratio of wavelength values of series limit lines `(n_(2) =oo)` of Balmer series and Paschen serie are 

Options

A. `4:9`
B. `9:4`
C. `2:3`
D. `3:2`

Answer

A

Explanation

`n_1=2` for Balmer series and `n_2 =3` for paschen series.