题目内容:
能将程序补充完整的选项是( )。
classPerson
privateinta;
publicintchange(intm)returnm;
publicclassTeacherextendsPerson
publicintb;
publicstaticvoidmain(Stringarg[D
Personp=newPerson();
Teachert=newTeacher();
inti;
A.i=m
B.i=b
C.i=p.a
D.i=p.change(50)
参考答案:
答案解析: