A verbal agreement (or oral agreement) is spoken.
At the exposition, thats the asnwer
The boys have done something and are in trouble, but because they are angry at one another they probably fought.
Nobody can answer this question because there isn't a passage for us to read, but I can give you a hint; when do the words in the story change from he,her, and they to me,myself, and I? That should give you your answer. Have a great day