What does the businesslike tone of this passage the reader infer about the narrator?

Based on its elements, this text teaches readers how to

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.

Based on this chart, how many details should each event contain on the time-order chart? (site 1)