# MenkyoQuest — Question ch1_q018

Chapter: Ch. 1 Common Conduct
Section: 第２節 信号、標識・標示に従うこと
Type: Multiple choice
Difficulty: medium

## Question
Which of the following correctly describes auxiliary signs?

## Options
A. Auxiliary signs are attached above main signs
B. Auxiliary signs supplement the meaning of regulatory signs and other signs, and are usually attached below main signs
C. Auxiliary signs are the same size as main signs
D. Auxiliary signs are used only with indication signs

## Correct answer
B. Auxiliary signs supplement the meaning of regulatory signs and other signs, and are usually attached below main signs

## Explanation
Article 2(6) of the Rules of the Road states that "auxiliary signs are usually attached below main signs and indicate the reason for a regulation or specify the times, days of the week, types of vehicles, and other conditions to which the regulation applies."

## Driving school curriculum
Stage 1 – Topic 3: Following road signs and markings

## Source passage (Rules of the Road)
2 標識の意味(6)

## Tags
補助標識, 標識, 本標識, 規制の補足

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Source basis: National Police Agency's official Rules of the Road manual (Public Domain under Article 13 §2 of Japan's Copyright Act).
Copyright on AI-drafted explanations belongs to the MenkyoQuest team.