题目内容
J、K、L、M、N、O、P和R八个人将被分成x和Y两队参加接力赛，每组四个人。该接力赛要连续跑四圈。两队的比赛同时进行，每个队的每个成员恰好跑一圈，且满足以下条件：(1)J和K在同一队；(2)K和N不在同一队；(3)不管R和P是否在同一队，R都在P的前面跑；(4)M和N都在Y队；(5)J和M都不跑第三圈；(6)K和L都跑第二圈；(7)o跑第四圈。 若R和P被分配到同一队中，则下面哪一项一定正确
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