题目内容：
根据以下材料，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.
请在（46）处填上最佳答案
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