Inexcusable? :cracks knuckles:

Yes, where the meaning of 'inexcusable' is not 'someone can say words attempting to get out of it' but instead 'no excuse can be presented that the speaker or, by insinuation, any informed and reasonable person would accept'.

With how close that gun was to his head, and assuming that Trinity was not in fact completely stupid and had the training and hacker-enhanced reflexes to fire as soon as she saw the merest twitch of movement, there was really no realistic scenario where that agent could survive.

No, no realistic scenario. But in the scenario that assumes the particular science fiction question premises that define 'agent' in this context all reasonable scenarios result in trinity dead if she attempts that showmanship. The speed and reaction time demonstrated by the agents is such that they dodge, easily. Trinity still operates on human hardware.