41）查詢选修了课程号为'C2'的学生号和姓名，若用下列SQL的SELECT语句表达时，哪一个是错误的？ (A)SELECT S.S#，SNAME FROM S WHERE S.S# 　= (SELECT SC.S# FROM SC WHERE C# = 'C2' ) (B)SELECT S.S#，SNAME FROM S，SC 　WHERE S.S# = SC.S# AND C# = 'C2' (C)SELECT S.S#，SNAME FROM S，SC 　WHERE S.S# = SC.S# AND C# = 'C2' ORDER BY S.S# (D)SELECT S.S#，SNAME FROM S WHERE S.S# 　IN (SELECT SC.S# FROM SC WHERE C# ='C2' )