Practice question

What type of sign is a circular sign with a red border containing the numbers '3.5m' with black arrows pointing to the top and bottom of the numbers?

A warning sign about a narrow bridge ahead
A prohibitory regulatory sign indicating a maximum vehicle height limit of 3.5 metres
An informative sign showing the width of the lane
A mandatory direction sign for trucks

Answer: B — A prohibitory regulatory sign indicating a maximum vehicle height limit of 3.5 metres

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