When nearing the end of a story, readers should pay attention to

where and when the story takes place.
how the characters have changed.
why the characters are struggling.
which events move the story forward.

answer:

how the characters have changed

answer: having more negative in their interactions with their child more or likely because of issues with stress and depression.

explanation:

teenage parents may also have less time as they juggle their responsibilities to spend with their child which can make the child feel lonesome and not enough trust was made to create a foundation between the parent and the child.