In Marcoryl's German translation, the answers he addresses to the different species are reversed. He addresses Tieflings as non-Tieflings and vice versa in the follow-up dialogue:

[Linked Image from i.imgur.com]
If you address him as a Tiefling he says: What do you all want next? Letting the hell kid go was a mistake.


[Linked Image from i.imgur.com]
[Linked Image from i.imgur.com]
To non-Tieflings he says: What do you Tieflings want next. Letting the hell kid go was a mistake.

Self-explanatory that it should be the other way around...