How can you avoid unnecessary noise?

The selected combination is correct because it addresses two effective methods for minimizing noise when driving. Firstly, replacing worn sideboard hinges or fastenings is important as these components can cause rattling sounds, leading to unnecessary noise pollution. Secondly, correctly stowing or using chains helps prevent cargo from moving around, which can also contribute to noise.

According to German traffic regulations, it is essential to maintain vehicles in a condition that minimizes environmental impact, including noise pollution. Overall, taking care of these aspects not only adheres to regulations but also promotes safer and more pleasant driving conditions for everyone on the road.