<span>The introduction of new power sources</span>
The correct answer is B.
Clinton v. New York was a decision enacted by the US Supreme Court in 1998, which stated that the line-item veto violated the Presentment Clause and, therefore, the US Constitution.
The line-item veto had been introduced by the Line Item Veto Act in 1996 and it allowed the chief of the executive power, the President, to veto fragments or provisions of a bill without vetoing the entire bill. In opposition, the Presentment Clause describes the procedure through which bills originating in Congress, become federal US law. Such procedures only contemplate the president's power or rejecting an entire bill.
Answer:D.
Explanation: the role of indirect democracy is to elect a representative who will make or put into effect laws that are based on the wants/choices of the people who elected the representative. I think indirect democracy is sometimes called representative law