Can someone give me some ideas, please I'm kinda lost on how to answer this question,
how are the nazi group responsible for the mass extermination of jews?

ok so they set up camps to make them work until they die or just kill them so that's how they are responsible hope this helps :

Explanation:

The Nazi groups are responsible for mass extermination because they set up all of the concentration camps. The SS officers also carried out all of Hitlers orders without question. If Hitler wanted someone dead they would kill them.

Explanation:

it affected it because the kingdoms (with trade) slowly got richer and richer.