A, because it makes the most sense in this context.
Answer:
B
Explanation:
the foil is not the protagonist.
You did not provide the lines, however, imagery is often used when the writer wants to create a visual image in the minds of his/her reader. It usually consists of numerous descriptions that are often vivid and colorful and highly detailed. You can use that logic on the lines that you might have and see what the correct answer is.