The Balmer Series Is Formed by Electron Transitions in Hydrogen $n = 1$

Multiple Choice

The Balmer series is formed by electron transitions in hydrogen that

A) end on the $n = 1$ shell.
B) begin on the $n = 2$ shell.
C) begin on the $n = 1$ shell.
D) end on the $n = 2$ shell.
E) are between the $n = 1$ and $n = 3$ shells.