单选题
The writer of the article does NOT express the view, either directly or by implication, that ______.
A、
sharply defined classifications of taste are needed
B、
more research should be done regarding the molecular constituency of food
C、
food values are objectively determined by an expert "smeller"
D、
temperature is an important factor in the value of food
【正确答案】
B
【答案解析】
文章作者暗示专著需要改进方面，就是认识到心理学的成果，因而，选项[B]是第三段的大意内容。
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