To avoid          on how to use the word, you'd better refer to a dictionary. [      ]

A. to get confused

B. getting confused

C. to get confusing

D. getting confusing

新产品上市之初，将价格定得较高，在短期内获取厚利，尽快收回投资。就像从牛奶中撇去所含的奶油一样，取其精华，称之为（）法

A.产品差别定价

B.撇脂定价

C.目标收益定价

D.渗透定价