(2013·杭州模拟)Encouraged by my science teacher, I set about my studies on developing my product, I hope I will succeed in applying for a patent(专利权).
A. with whom
B. to whom
C. through which
D. for which
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A. with whom
B. to whom
C. through which
(答案→)D. for which
解析：选D。考查 “介词+关系代词”引导的定语从句。句意: 受我的理科老师鼓励, 我开始着手开发产品的研究, 因为我希望我会成功申请专利。根据句意, 此处使用介词for, 表示原因。