Who was the most strategic in using Daily Double in Jeopardy!?

Daily Double
Jeopardy!
Jeopardy!
TV
Daily Double poll options
Daily Double
Jeopardy!
Jeopardy!
- Ken Jennings
- James Holzhauer
- Brad Rutter
- Watson (IBM's AI)

Jeopardy!
Jeopardy!
TV
Daily Double
Jeopardy!
Jeopardy!