It can be inferred from paragraph 1 that one important factor in the increasing importance of education in the United States was _____.
A.the expanding economic problems of schools
B.the growing number of schools in frontier communities
C.an increase in the number of trained teachers
D.the increased urbanization of the entire country
A.the expanding economic problems of schools
B.the growing number of schools in frontier communities
C.an increase in the number of trained teachers
D.the increased urbanization of the entire country
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Hóa Học lớp 12
