I would need to see the document to better understand the question. It is most likely one of these two-- See explanations below.
C. If the illustration something that uses descriptive words, it "illustrating" the process so that the student can better understand it. This could also be a diagram or chart
D. If the illustration is a drawing or photograph, the answer is most likely D because it adds color and holds the reader's interest. It uses imagery
The preparation of the production of the Greek Play we may say that theatrical performances were considered civic ceremonies in ancient Greek, therefore the state paid salaries to actors. Additional expenses of productions are paid by producers on a rotating basis. Producers are normally appointed by lot in July to playwright, giving them ample time to prepare the play for the festivals that come up during winter and spring.
A word for the ability to keep trying is persistence.
Morality play and drama that’sall I know