单选题：（ ）是制定战略的前提和基础。

题目内容：
（ ）是制定战略的前提和基础。 A．对产品性能的较好改进
B．把握企业及产品在目标市场中的定位
C．对产品的大力宣传
D．进行市场细分

参考答案：
答案解析：

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According to the last paragraph, what are the advantages of wind power technolog

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They didn't?realize?how serious the problem was.A．know B．forget C．doubt D．rememb

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