These words give the reader a feeling of hope either for the main character or another character. It lightens the mood and stresses a more positive scenario.
B - agenda
An agenda is what the author really wants to point out (their underlying message) and it's typically written in a way where it's somewhat hidden. Example: political ads - they have an agenda for what they want to talk about and why it's important.
Answer: inferred
An inferred meaning is one that is not explicitly stated by the author, but that is hinted at throughout a passage. This is usually done through the use of various rhetorical and literary devices, such as characterization, symbols, motifs, setting and mood.
I believe the answer is A