Which statement best explains the constitutional basis for upholding Congress's delegation of rulemaking authority to a federal agency?

Which statement best explains the constitutional basis for upholding Congress's delegation of rulemaking authority to a federal agency?

• A. The rule is constitutional because Congress allowed agencies to issue regulations with no guiding principle
• B. The rule is unconstitutional due to separation of powers concerns
• C. The rule is constitutional due to presidential oversight
• D. The rule is constitutional because Congress provided an intelligible principle guiding the exercise of the authority

Answer: (D)