Sokka wins a very few points with that analysis, which is the same thing China had concluded. It has to be the lenses to produce that effect, and she's reasonably sure it's the focal length, but she doesn't like him well enough to do his work for him. Instead she just nods agreement, looking very serious indeed.

"I do have an eye for a good deal," she agrees, still quite serious. And China does, it's just that at least half that talent for finding good deals is her, ah, charming talents. "And you should certainly haggle. But I'm quite happy here, and somehow I don't quite think our interests in shopping will overlap."