The correct answer is that it is a simple sentence.
This means that it consists of only one independent clause - meaning there is only one finite verb in the sentence. In this case, the verb is <em>rule.
</em><em />A compound sentence has at least two independent clauses; a compound-complex sentence has at least two independent clauses plus at least one dependent clause; a dependent clause cannot exist on its own because it is just a fragment of a larger sentence, which is obviously not the case here.
You can define mood in literature as C. attitude or perspective conveyed to the reader by the author. Is the author who sets the mood in a piece of literature, not the reader who defines it. The reader can notice it in a conscious level or maybe just as a feeling. Literature evokes different emotions in the readers, but have in mind that if it does this is because the writer aimed for that, literature does nt to id by itself