Answer:
B
Step-by-step explanation:
the subject of a talk, a piece of writing, a person's thoughts, or an exhibition; a topic.
"the theme of the sermon was reverence"
Similar:
subject
topic
subject matter
matter
issue
question
concern
idea
concept
thread
motif
trope
keynote
message
thesis
argument
text
gist
essence
core
substance
burden
thrust
2.
an idea that recurs in or pervades a work of art or literature.
"love and honor are the pivotal themes of the Hornblower books"