More parents teach their children because they completely _ the current educational system. A. please with B. object to C. appeal to D. approve of
Giải thích
Đáp án B
Thông tin nằm ở đoạn 2: “Today, however, more parents are taking on the responsibility of educating their own children at home due to their dissatisfaction with the educational system.”
dissatisfaction: (n) không hài lòng, không thỏa mãn, bất mãn