Would it be logical for a villain’s lair to be in a public place? Why or why not?

No, its not logical for a villian to settle among the peasants for multiple reasons:

Hope you are satisfied with your answer

the reason some people sacrifice their own life for another person's life could be that they are in love with them and would do anything to keep them safe a protected even if that means risking their life in the process

the purpose of a nonfiction text is to give the text a rap up. for example, when i say : frogs are interesting animals is an ending. then when i say: frogs are unique in different ways. that is an intro.