Answer:1.first aiders come to the rescue of the sick or in emergency cases. 2.policemen risk their lives to protect the citizens. 3.firemen also risk their lives to save persons trped in burning houses and buildings. 4.lifeguards who save the drowend people. 5.doctor and the medical practitioners are also same with the first aiders who come to rescue wounded persons.
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Answer:1.first aiders come to the rescue of the sick or in emergency cases. 2.policemen risk their lives to protect the citizens. 3.firemen also risk their lives to save persons trped in burning houses and buildings. 4.lifeguards who save the drowend people. 5.doctor and the medical practitioners are also same with the first aiders who come to rescue wounded persons.