Is there perhaps an image of the passage or you can type it out in order for us to help you? :3
a. use the same grammatical construction in all similar headings throughout an outline
Using the same grammatical construction in all similar headings throughout an outline is called parallel construction. Parallel construction is also known as parallelism. This means that two or more ideas has the same degree of importance in the sentence therefore it should be written or stated grammatically equal. This can also help in establishing the clarity of the idea you want to convey in the sentence. Some examples of parallelism are the following :
of loving so much
of hating too hard
of crying so long
Man vs. Nature
The natural forces of the Earth are acting against him.
A plot in a story refers to the events which are connected by cause and effort.
Whereas, subplots exist within the main plot as a side story. It never overpowers the main plot but is connected with the main plot. Events that take place outside the main story are described in subplots. Therefore, the purpose of the subplot is to strengthen the main story line.
Therefore, one reason why subplots are used in novels is to develop the novel's theme in more depth.
I would guess C i am not really sure but hope it helps
