Which admiral — having served in the role for parts of the Eisenhower and Kennedy administrations — held the position of U.S. Chief of Naval operations for the longest time?

Which admiral — having served in the role for parts of the Eisenhower and Kennedy administrations — held the position of U.S. Chief of Naval operations for the longest time?

William Fechteler
Arleigh Burke
Robert Carney
Elmo Zumwalt
George Anderson Jr.

Answer: The correct answer is Arleigh Burke.