What's the exposition of call me maria?

Can someone me with an english language arts assignment? i need someone who's an expert or good at english language ! i need correct answers only !

What do the excerpts have in common? both point out the tragic nature of situations in which children make journeys without their parents. both describe what immigrant children must do to survive when traveling to the united states. both explain why most children want to leave central america without their parents. both indicate the tragic problems and their consequences that children in central america must face.

Which description most clearly defines tone in literature