Which of the following is NOT a check that Congress has over the Executive Branch of the U.S government? A) A President's veto can be overridden by a 2/3's majority vote in both houses of Congress B) Congress must approve all presidential appointments to the Supreme Court C) The Senate can vote by 2/3's majority vote to impeach the President D) Both houses in Congress can vote by a 2/3's majority vote to rule an Executive Order unconstitutional