I believe the correct answer is
C. It suggests that the narrator is obsessed with his vision.
~Good luck!
Motif is a reoccurring theme or idea shown with symbolic value, and theme is a general concept that the author wants readers to see. These both help readers understand or grasp a better understanding of plot, so the answer is c.
Do u have any options to pick from?
Answer:
The Answer would be the sentence "It suddenly looked huge and intimidating as it spread out before me" because it is giving you an image reflecting how nervous the person is when he gets on the field.