In her 1851 magazine series, later becoming the famous novel Uncle Tom’s Cabin, Harriet Beecher Stowe sought to portray the impact of slavery and further the abolitionist cause.
(A)
later becoming the famous novel Uncle Tom’s Cabin, Harriet Beecher Stowe sought to portray the impact of slavery and further the abolitionist cause -- not sure what later is modifying in the sentence
(B) which would later become the famous novel Uncle Tom’s cabin, Harriet Beecher Stowe’s
mission was to portray the impact of slavery further, and the abolitionist cause -- subject is incorrect
(C) which would later become the famous novel Uncle Tom’s Cabin, Harriet Beecher Stowe sought to portray the impact of slavery and further the abolitionist cause
(D) later becoming the famous novel Uncle Tom’s Cabin, Harriet Beecher Stowe’s
mission was to portray the impact of slavery, furthering the abolitionist cause -- subject is incorrect
(E) which
had later become the famous novel Uncle Tom’s Cabin, Harriet Beecher Stowe sought to portray the impact of slavery and further the abolitionist cause -- past perfect tense is incorrect here.