[单选题]
The energy difference b/pxi.* wmje ii:x2n 8uetween adjacent orbit radii in a hydrogen elldmy0hqr; z7 v)j2.k u 7l u*99uctaatom
A. increases with increasing values of n.
B. decreases with increasing values of n.
C. remains constant for all values of n.
D. varies randomly with increasing values of n.