A new "Frequently Asked Questions" page on the Federal Reserve's website defends the central bank's recent renovation project — and responds to many Trump administration criticisms of it. Office of Management and Budget Director Russell Vought slammed the renovation project and said he would pursue an investigation.

But their presence made a lot more sense when the new commissioners spoke up — and promptly took aim at one of Trump’s political foes, Federal Reserve Chair Jerome Powell. Powell has resisted Trump’s demands to lower interest rates.

The extent of the renovations and their swelling cost have spawned intense criticism from both the White House and a number of leading Republicans, who have taken issue with luxury features in an ini...