On July 26, 2023, it was announced that David Allvin had been nominated by President Biden to serve in what position?

On July 26, 2023, it was announced that David Allvin had been nominated by President Biden to serve in what position?

Secretary of the Navy
Chief of Staff of the Air Force
Secretary of Veterans Affairs
Ambassador to the United Nations
Superintendent of West Point

The correct answer is Chief of Staff of the Air Force