Which of the Following Is One Reason Congress Has Delegated

Which of the following is one reason Congress has delegated more authority to the executive branch?

A) The expansion of governmental activity since the New Deal has made it difficult for Congress to execute and administer the programs it passes.
B) The Congressional Enforcement Act of 1953 reduced the costs of delegation by ensuring that committees can quickly veto proposed regulations.
C) The World Trade Organization Act of 1994 required that the executive branch have the ability to suspend any law or regulation that violates the terms of the treaty.
D) The congressional agenda is so small that members of Congress prefer to specify long, detailed statutes that instruct agencies in the specific implementation of the law.