The Number of Civilians Working for the Federal Bureaucracy Has

 The number of civilians working for the federal bureaucracy has not increased much since 1960.This observation fails,however,to account for the 

A)  enormous decrease in the government workforce that occurred between 1986 and 1990. 
B)  enormous increase in the government workforce that occurred between 1965 and 1970. 
C)  enormous increase in state bureaucracies that occurred during this period. 
D)  enormous increase in local bureaucracies that occurred during this period. 
E)  growing number of people who work indirectly for the government.