This topic examines the report of the 19th National Congress. Minister of Education Chen Baosheng pointed out at the fifth press conference of the 19th National Congress: In the next step, preschool education will continue to expand inclusive resources, and strive to achieve 85% gross enrollment rate and 80% inclusive kindergarten coverage rate in the first three years of 2020; Promote the balanced and high-quality development of compulsory education, improve the quality of compulsory education, and resolve the "school choice fever" and "large class size"; Popularize high school education in an all-round way, and the gross enrollment rate in high school will reach over 90% by 2020; Comprehensively improve the quality of higher education personnel training, and the gross enrollment rate of higher education will reach 50% by 2020. It is easy to know that the measures to solve the "school choice fever" and "large class size" are to "promote the balanced and high-quality development of compulsory education and improve the quality of compulsory education". Therefore, item B meets the requirements and ACD does not. So the correct answer to this question is item B.