单选题 They guarenteed our victory and ＿＿＿＿＿＿＿＿＿＿ our victory helped them a lot. 的答案

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题目内容：
They guarenteed our victory and ＿＿＿＿＿＿＿＿＿＿ our victory helped them a lot.
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