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BDifficulty 2/5

By its protective function in a crash, the head restraint is an element of...

Correct answer

Passive safety.

Passive safety. Correct adjustment helps reduce the risk and severity of neck injuries, particularly in a rear-end collision; it does not guarantee preventing every injury. Passive safety limits crash consequences, while active safety helps prevent a crash. Although it may affect comfort, this question concerns its protective function.

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  • Passive safety.

  • Comfort only, with no protective function.

  • Active safety that prevents the crash by itself.

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