Nowadays people value heroes are valued for their bravery such as speaking up for someone, going to war and working in the police department or saving lives as a doctor or a fireman. However, this is only peoples public opinion because there are other works of heroism. A person that cares for many people and is kind Can sometimes be someone’s saving.
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Editorial pages of a newspaper reflects the opinion of the periodical.
Answer:
sub marines are able to success fully navigate under water
