What problems did this rapid growth pose for cities

If biblio is a word root meaning "book,” and phil means "love,” what is the best definition of bibliophile in the sentence below? elena was a bibliophile, so she amassed a library of thousands of books over the course of her life. someone who writes books someone who adores books someone who reads a lot of books someone who knows a lot about books

What is the main idea of this excerpt

Word does jefferson use in opening of the second paragraph that means "obvious? "