The novel Uncle Tom's Cabin, which effectively ________the unfairness toward black people, was a major influence in ________ the anti-slavery movement.
句意：小说《汤姆叔叔的小屋》有力地描绘了黑人遭受的不公正待遇，是加强反奴隶制运动的主要影响力量。portray描绘，strengthening强化。attack攻击，pacify安抚。glamorize美化，launch发射。expose 暴露，condemn谴责。因此答案选A。