Answer:
The primary tone of the narrator throughout the story 'Was it a dream?' is frantic despair (option B).
Explanation:
"Was it a Dream?" is a short story written by Guy de Maupassant. The story is about a lover who has lost his beloved. The narrator mourns over her grave unable to accept his lover's death. The narrator is devastated by the memories of his beloved.
The tone of the narrator, therefore, is despair. The narrator is sad because of his lover's death. Therefore, frantic despair is the correct answer. Thus option B is correct.