In Portuguese traffic regulations, what does sign A4a showing two lateral road edges narrowing symmetrically indicate?
Answer and explanation
Correct answer: B. Roadway narrows on both sides ahead
- Step 1: Sign A4a meaning. Step 2. Sign A4a warns of a symmetrical road narrowing from both sides. Answer: Roadway narrows on both sides ahead. Why not the others: Priority in narrowings is governed by signs B5/B6.
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