What does the chapter state about "one referee who walks" in Judo?
There is one referee who walks around inside the contest area and conducts the match.
○ Kho-Kho and Combative sports like Judo and Wrestling.
○ Instead of being used for sport, Judo was being taught as a combat skill.
○ World War II saw a different development of Judo.
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This matches the chapter's stated information about "one referee who walks". — Examisthan.com