In contemporary China, due to the limitation of national power and the influence of traditional thinking, women have fewer opportunities and degrees of education than men, and housework and child care are mainly borne by women, which limits their mobility. Women have limited access to these major development resources It has far less possession than men, which further limits women's equal competition with men, widens the distance between them, and further expands the inequality between men and women. What does the text mean? ['In contemporary China, the biggest problem facing women is the further expansion of inequality between men and women.', 'In contemporary China, the biggest problem women face is that they have fewer opportunities and education than men.', 'The biggest problem women face in contemporary China is that housework and childcare restrict their mobility.', 'In contemporary China, the biggest problem women face is the influence of traditional thinking.']