题目内容：
根据下面材料，回答题。
A. She had read a lot about the slavery system.
B. Its vast influence strengthened the anti-slavery movement and angered defenders of the slave system.
C. But if so, it was true propaganda, because it accurately described the evils of slavery.
D. For a while it outsold every book in the world, except the Bible.
E. But neither she nor her first publisher thought it would be a big success.
F. In 1851, Harriet Beecher Stowe began her book.
请为（46）处选择最佳答案。
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答案解析：