有下表: Section(Course_ID, Title, Semester, Year) 与下列SQL语句运行结果相同的是: select * from Section where (Semester = 'Fall' and Year = '2009')and (Semester = 'Spring' and year='2020'); A. (select * from Section where Semester = 'Fall' and Year = '2009') INTERSECT (select * from Section where Semester = 'Spring' and Year = '2020'); B. (select * from Section where Semester = 'Fall' and Year = '2009') UNION (select * from Section where Semester = 'Spring' and Year = '2020'); C. (select * from Section where Semester = 'Fall' and Year = '2009') EXCEPT (select * from Section where Semester = 'Spring' and Year = '2020'); D. select * from Section where (Semester, Year) = ('Fall', '2009') and (Semester, Year) = ('Spring', '2020');