What Is the Energy (E,in J)of the 488 Nm Photons $\times$

Multiple Choice

What is the energy (E,in J) of the 488 nm photons emitted by an argon-ion laser?

A) 2.46 $\times$ 10¹⁸ J
B) 9.69 $\times$ 10^-23 J
C) 1.36 $\times$ 10^-36 J
D) 4.07 $\times$ 10^-19 J
E) 2.46 $\times$ 10^-18 J