What is lane departure warning in the Audi A6?

I want to know what the lane departure warning feature in the Audi A6 is and how it works. Is it a standard feature on all models or do I need to add it as an option?

Lane departure warning is a safety feature that uses sensors to monitor the vehicle's position on the road and alerts the driver if it starts to drift out of its lane. It is a standard feature on every Audi A6 model.

Lane departure warning in the Audi A6 is a helpful feature that can prevent accidents by alerting the driver if they start to drift out of their lane. It is worth considering as an optional add-on when purchasing the vehicle.