Concept:A boxing match is divided into fixed time segments known as rounds.Explanation:In professional boxing, each match is split into timed periods called rounds, usually lasting three minutes.The passage refers to "during the second ..." which means the second time segment of the fight.Among the options, "round" is the only word that correctly names this part of a boxing match."Lap", "turn", and "leg" do not fit the context of boxing competitions.Answer:A. round