> that's rustic and colloquial at best. nope, the other way around; "don't end sentences in prepositions" is a formal rule iirc. Quoting Grammarly website, *

> that's rustic and colloquial at best. nope, the other way around; "don't end sentences in prepositions" is a formal rule iirc. Quoting Grammarly website, * Which journal was your article published in? (Casual) * In which journal was your article published? (Formal)