Formal language I believe that is the right language
Answer:
it presents an unanswered question
Explanation:
it's obvious because it says Then an adult voice said behind us: “What are you boys doing up here?” which is asking a question
C. It is the only opinionated answer that needs to be cited.
<h2>
Answer:</h2><h2>Beginning on May 10, 1933, Nazi-dominated student groups carried out public burnings of books they claimed were “un-German.” The book burnings took place in 34 university towns and cities. Works of prominent Jewish, liberal, and leftist writers ended up in the bonfires. The book burnings stood as a powerful symbol of Nazi intolerance and censorship.</h2>