Road signs use colour to carry meaning on its own. Before you read anything printed on a sign, what does orange tell you? · Q-0501

Road signs use colour to carry meaning on its own. Before you read anything printed on a sign, what does orange tell you?

1. a The action shown on the sign is not permitted
2. b Construction or maintenance work is ahead
3. c You are entering a school or school crosswalk zone
4. d The sign gives distance and direction to a destination

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