[单选题]
The energy difference between x :n4glvq k2cyhzwe5pi42w2/adjacent orbiz7qmab)6 c1dq6 mg /rjt radii in a hydrogen atom
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.