Which of the Following Is True of Administrative Agencies

Which of the following is true of administrative agencies?

A) An enabling statute delegates congressional executive powers to them for the purpose of serving the public interest.
B) An enabling statute delegates legislative powers to them in order to settle or adjudicate disputes with businesses.
C) All their proposed rules, whether major or minor, are subject to the review of the Office of Management and Budget.
D) They have to identify possible alternatives to a proposed regulation that would require no government action.