Her laugh is big, genuine as it is surprised. "Oh my god, OK, first of all, do you consider identical twins alternates of each other? Because clones are way more like twins than we are anything about alternate universe. And second of all you can't just ask people who their favorite sibling is, that's the most only-child-ass question I've ever heard."

She doesn't give him a little shove, though it seems for a moment like she might. She has also not denied having a favorite.

"I guess... I've met a bunch of them, but there are three who are really, like, part of my life on an ongoing basis. Well. I'll say four. One of them died, but I'd still count her. And like, with the asterisk that I say my life but it's you know, the Cosima back in Toronto. Since none of them are here right now. But you know what I'm trying to say." Possibly.