An Advantage of Administrative Agencies Is That They

An advantage of administrative agencies is that they:

A) relieve legislatures from trying to create legislation that deals with every detail of a specific problem.
B) can be specialized bodies staffed by individuals with expertise in the regulated field.
C) do not have to be concerned about compliance with constitutional mandates since they perform powers of all three branches of government.
D) All of the above.
E) Both (a) and (b) .