单项选择题

The sentence "You might tolerate the rude and inconsiderate driver, but nowadays the well mannered motorist is the exception to the rule." (Para. 1) implies that ______.

A.our society is unjust towards well-mannered motorists
B.rude drivers can be met only occasionally
C.the well-mannered motorist cannot tolerate the driver
D.nowadays impolite drivers constitute the majority of motorists