The Series Limit for the Balmer Series Represents a Transition $\rightarrow$

The series limit for the Balmer series represents a transition m $\rightarrow$ n, where (m, n) is

A) (2,1)
B) (3,2)
C) ( $\infty$ ,0)
D) ( $\infty$ ,1)
E) ( $\infty$ ,2)