Which of Equiano's details helps to achieve his abolitionist purpose?

A. "I was astonished at the wisdom of the white people in all things I saw; but was amazed at their not sacrificing, or making any offerings, and eating with unwashed hands, and touching the dead."

B. "We at length became inseparable; and, for the space of two years, he was of very great use to me, and was my constant companion and instructor."

C. "Soon after I had a fan put into my hand, to fan the gentleman while he slept..."

D. "...she had one particularly on her head, which locked"