Correct answer
A dip or depression in the road.
This is P-15b, the dip warning: it warns of a depression in the road. It is not P-18, the roadworks warning, or P-15a, which warns of a raised hump. Reduce and adapt speed before the uneven section to maintain control and stability.
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A dip or depression in the road.
A narrowing of the carriageway.
A sloping section of road.
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