单项选择题
A．young men and young women B．young women in the same industry C．middle-aged men and middle-aged women D．middle-aged women in the same industry
A．Levels of education are closely related to productivity. B．Women are not as productive as men. C．Women receive less education than men. D．Goods produced by men are not as good as those by women.
A．there are more than enough women in the labor force B．women have more freedom in selecting jobs C．women are only provided with low-paid jobs D．women ale less experienced than men