题目内容
(请给出正确答案)
[主观题]
What caused the appearance of the "gray culture" phenomenon?A.An increasing proportion of
What caused the appearance of the "gray culture" phenomenon?
A.An increasing proportion of older people within the total population.
B.Older people are regarded as important consumers of leisure goods and services.
C.Some sociologists have begun to study the cultural implications of an aging population.
D.All of the above.
提问人:网友chenhaihui
发布时间:2022-01-07