Question No. 22 Red light is used in traffic signals because __ colour or blood is red animals can identify red red light disperses least red is the symbol of danger None of the above

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Question No. 22 Red light is used in traffic signals because __ colour or blood is red animals can identify red red light disperses least red is the symbol of danger None of the above

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PriscilianaElite · Tutor por 8 anos

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The correct answer is: red is the symbol of danger.

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