이는 수능 전체 영역에서 사탐 영역의 비중이 적은 반면, 출제 과목은 많으면서 정작 통합 출제는 현실적으로 어려웠기 때문이다.
This is because, while the proportion of the area of social studies was small in the total area of the CSAT, there were many subjects, and the setting of integrated examination was practically difficult.