题目内容
（请给出正确答案）
[主观题]
Cosmetics makers focus on the unique needs of customers of different ages. The cosmetics makers recognize the importance of
A、shifting industry boundaries.
B、the threat of new entrants.
C、sectors.
D、market segments.
E、substitutes.
提问人：网友hewenbao
发布时间：2022-01-07
如搜索结果不匹配，请 
