[单选题]
For a diatomic quantum mechani 4tuqjbjy04 56xj 5enqcal rotatol4ol fga(lbf9(e *m5zr, the energy difference between adjacent energy levell 9eaf5zblg(l*4(fmo s
A. increases as L increases.
B. decreases as L increases.
C. is constant for all L.
D. varies randomly as L increases.