先锋小编 发表于 2012-6-14 08:58:39

【考题训练第二百四十二期】Which of the following are the two primary elements...


Which of the following are the two primary elements that create value for customers?

蓝皮鼠 发表于 2012-6-19 14:49:39

觉得答案是D。
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