Which signs have black letters on a white background?
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Warning signs (diamond).
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Guide signs (horizontal rectangle).
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None of the other answers are correct.
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Regulatory signs (vertical rectangle).
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Explanation
Regulatory signs are recognizable by their white background and black lettering. These signs control traffic, by setting limits and giving commands that are enforceable by law.
Answer Statistics
🟠 This question is challenging — 32.5% of our users get this question wrong.
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