單項選擇題

現(xiàn)有學生住處表Student_info,其中包括姓名(stu_name),學號(stu_id),成績(stu_grade)。我們需要查詢成績?yōu)?0分的學生姓名,要求結果按照學號降序排列。下面查詢語句正確的是()。

A.SELECT stu_name FROM student_info Where stu_grade=80 ORDER BY stu_id ASC;
B.SELECT stu_name FROM student_info WHERE stu_grade=80 ORDER BY stu_id DESC;
C.SELECT stu_id,stu_name FROM student_info WHERE stu_grade=80 ORDER BY stu_name ASC;
D.SELECT stu_name FROM student_info WHERE stu_grade LIKE 80 ORDER BY stu_id DESC;

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