Of course she knew exactly which times. How could she not?
"Well excuse me all to hell for wanting to live my life." She snapped. "You didn't have to kill my family, it's not like they had any idea about what you wanted." It didn't matter and she knew it. Had they known what Klaus and Elijah were? They wouldn't have been able to do shit. For one, they were lords while her family were nothing in comparison. Just as they were weak and human to their immortal selves.
Well that hurt a little. Katherine nodded before nuzzling her head into the pillow. "Which is why I'm still alive?" Snark probably wasn't the best way to react to him, but she couldn't help it. "If you wanted to kill me Niklaus," She looked back at him, meeting his gaze. "Why haven't you?"