Which line from The Story of My Life by Helen Keller contains imagery?

A. indeed, my friends and relatives sometimes doubted whether I could be taught.

B. My mother's only ray of hope came from Dickens's "American Notes."

C. My parents at once determined to take me to Baltimore to see if anything could be done for my eyes.

D. When we arrived in Baltimore, Dr. Chisholm received us kindly: but he could do nothing.