A spectral line in the spectrum of $H$-atom has a wave number of $15222.22cm^{-1}$. What transition is responsible for this radiation? (Rydberg constant $R=1.096\times 10^5cm^{-1}$)

Question

$(a)\;3\qquad(b)\;1\qquad(c)\;2\qquad(d)\;4$