Which is a complete sentence?

How did the older men calm the younger ones down when they learned from some of the prisoners where they were? (chapter 3 of the book night)

What is indirect characterization? 1 when the author shows a character’s traits through words and actions 2 when a character expresses her true nature by acting in an opposite manner 3 when the narrator tells what a character is like with an explicit description 4 when a narrator is also a character in a story who provides internal thoughts

Is the underlined word a predicate nominative or a predicate adjective? could that animal have been an alligator or a *crocodile*? a. predicate adjective b. predicate nominative crocodile is the underlined word.