the authors author's opinion
the author's worldview
the author's illustrations
the author's knowledge
“Revelations is a spectacular work.” The original sentence had a subject (Revelations) but no verb for it. Also need to put Revelations in quotes or underline, depending on what medium it is (movie, song, etc)
In poems, thoughts and emotions are so closely connected that c) theme and mood are closely linked.
If you have the subordinate clause before the main clause, you write a comma. However, the rules are a bit different for relative pronouns connecting main and subordinate clause.