Just because you don’t actually personally pull the trigger or light the ovens doesn’t mean you aren’t substantively responsible, IMO.
That ‘lady’ stormed out of the meeting because she wasn’t equipped to deal with real kickback from those who she’s actually supposed to represent. I would bet you all sorts of evil “I’ll get them” thoughts were going on in her head.
Of course she was thinking that. They are mean and vindictive.