针对 数据库S_T, 查找student表中所有*民的同学的,姓名,院系
A.
select sno , sname , sdept from student where sname like ' _民 '
B.
select sno , sname , sdept from student where sname like ' %民 '
C.
select sno , sname , sdept from student where sname like ' %民% '
D.
select sno , sname , sdept from student where sname like ' _民% '