TEACHER表包括了如下的列：
ID NUMBER(9) Primary Key
LAS_NAME VARCHAR2(25)
FIRST_NAME VARCHAR2(25)
SUBJECT_ID NUMBER(9)
如果要显示每位老师的全名，同时显示每位老师所负责教授的科目(subject)号，则应该使用以下哪个查询语句
A．SELECT*FROM teacher;
B．SELECT last_name, subject_id FROM account;
C．SELECT last_name, first_name FROM account;
D．SELECT last_name, first_name, subject_id FROM account;
