Light emitted during the deexcitation of electron from `n = 3` to `n = 2`, when incident on a metal, photoelectrons are just emitted from that metal. In which of the following deexcitations photoelectric effect is not possible ?

Options

A. From `n = 2` to `n = 1`
B. From `n = 3` to `n = 1`
C. From `n = 5` to `n = 2`
D. From `n = 4` to `n = 3`.