Things that come in fours? Or threes?

All I can think of are things that come in two, i.e. left and right. up and down. bright and dark. But I need something like that, something not tangible, that comes in threes or fours. Or maybe even something where there is a list of related things and I could choose three of four of them. Hope that... show more All I can think of are things that come in two,
i.e. left and right. up and down. bright and dark.

But I need something like that, something not tangible, that comes in threes or fours.

Or maybe even something where there is a list of related things and I could choose three of four of them.

Hope that made sense and thanks so much!
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