Which of the Following Statements About Congress's Delegation of Power

Which of the following statements about Congress's delegation of power to the executive is MOST accurate?

A) The Constitution prevents Congress from delegating any power to the executive branch.
B) The courts have refused to hear any cases regarding congressional delegation of power to the executive branch since the start of the New Deal.
C) Since the New Deal, the courts have not struck down any congressional delegation of power to the executive branch as impermissibly broad.
D) Since the New Deal, the courts have frequently struck down congressional attempts to delegate powers to the executive branch as impermissibly broad.