[单选题]
A diatomic molecule f8 spz95r fgzf9fzok:5, gw2rh:w: 6o)o/fvfgsj8,s3 yml qwdas $18 \times 10^{-5} \; eV$ 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. $0 \; eV$