What does the chapter state about "Sports Acrobatics was demonstration" in Swimming?
○ The member of a relay team and their order of competing must be nominated before the race.
○ Roll over turn is permitted in backstroke.n.
○ National Swimming Association of India was founded in 1949.
Sports Acrobatics was demonstration sports at the 2000 Olympics in Sydney.
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This matches the chapter's stated information about "Sports Acrobatics was demonstration". — Examisthan.com