Personally I think it is… I don't think it's anyone's business. But I have seen people who have asked someone "Is that your real hair or a wig?" or "Are those contact lenses or your real eyes?" and I found it appalling. I know if someone were to ask me something like that, they would get a not-so-friendly response from me… What's your opinion?
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Is it rude to ask if someone is eyes/hair/teeth, etc. Is real?