Practice question

What is the meaning of a yellow diamond sign depicting two black undulating vertical lines indicating road narrowing?

Road widens into a highway
Warning: roadway narrows ahead on both sides (Angostamiento de calzada a ambos lados), requiring reduced speed and sharing lane space carefully
Swimming river ahead
Bridge toll booth

Answer: B — Warning: roadway narrows ahead on both sides (Angostamiento de calzada a ambos lados), requiring reduced speed and sharing lane space carefully

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