[单选题]
A diatomic molecule h-ks(pz ,tq ivp0ln;2jm 2zo(g as )ld06nhad9 myq t- hv) rfw hg8vj:2g1$18 \times 10^{-5} \; eV$ of rotational energy in the L = 2 quantum state. What is the rotational energy in the L = 0 quantum state?
A. $9.0 \times 10^{-5} \; eV$
B. $6.0 \times 10^{-5} \; eV$
C. $3.0 \times 10^{-5} \; eV$
D. $0 \; eV$