But at a somewhat more subliminal level, Gore aides make clear, the vice president's focus is intended to reinforce questions about Mr. Bush's intellectual heft.
""(This announcement) reinforces questions about the prospects of renewable energy post-2020, when the current UK and EU frameworks expire," said Tom Murley, responsible for renewable energy funds at HgCapital".
Likewise, a failure to compete strongly in Tennessee or Georgia would likely reinforce questions about Mr. Romney's strength in the South.
But the game, a 23-13 loss to the Saints, may have also reinforced questions about the lack of depth created by an infusion of youth on a team where the bulk of the roster has less than five years experience in the National Football League.
Eleanor Hill, the former staff director for the congressional joint inquiry on the September 11 attacks, said the cable reinforces questions about the thoroughness of the FBI's investigation.
Closer scrutiny of the CCTV footage endorsed by Mr Noble, filmed minutes before the bombing at 5.56pm on 11 April 2011, reinforces these questions.
Because the French, and many Americans in an election year, are emphasizing that a nuclear-armed Iran is an ultimately greater concern, the book tends to reinforce the questions of some of the allies about the Obama administration's resolve to stop the mullahs' drive.
Others reinforced the questions that members of the Working Party had already raised about withholding treatment from patients who might benefit from it.
Signs often ask challenging questions, reinforcing presentations made in the Zoo's Discovery Center, or alert viewers to look for signs of animal habitation.
This performance, presented as part of the invaluable Bel Canto at Caramoor series and sung in the original French, reinforced that question and pointed toward some possible answers.
