Which revision of the first sentence best incorporates the literary term mood?

a. Rainsford is not in the mood to listen to Whitney’s irrational assumptions about Ship-Trap Island.
b. Whitney and Rainsford’s discussion of Ship-Trap Island immediately establishes a foreboding mood.
c. Whitney’s description of Ship-Trap Island instantly puts the reader into the right mood to read the story.
d. The story’s overall tone is established by the moods of its characters, Whitney and Rainsford.