A red circle with a diagonal line through a symbol means:
Image: Ontario Traffic Manual
A red circle with a diagonal line through a symbol means:
✓Caution ahead
✓The action is recommended
✓A service is available
✓The action shown is not allowed (correct)
Why this is the answer
A red circle-and-slash prohibits whatever the symbol shows — for example, no left turn or no parking.
Question 13 of 47
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