When choosing a product, I sometimes try to figure out the meaning to its brand name. A. a

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A. attaching
B. having attached
C. to attach
(答案→)D. attached
解析：考查过去分词做定语，attach sth to sth把…附在…上面，attach和the meaning是被动关系，句意：当选择产品的时候，我有时想弄明白赋予品牌的含义。选D。