Which car for ADAC driver safety training?

Hello, I have recently finished my probationary period and would like to do a driver safety training course because I feel like it. Now I'm wondering which car makes more sense and where you can learn more. I drive a CUPRA Formentor Hybrid with front-wheel drive (200hp) and my dad drives a BMW X3 M40d…

How many passengers are allowed in the driver safety training?

Does anyone know how many passengers you are allowed to take with you in your own car during the ADAC driver safety training in Augsburg? The FAQs do not clearly state how many people are allowed in the car and I would like to take two people with me, but do not want them to…