Suppose your brother is going to take an exam， what could you say to him？

Suppose your brother is going to take an exam， what could you say to him？
A.Best wishes for your exams.
B.Hope you do well in your exams.
C.Good luck with your exams etc.
D.Sorry for your exams.
正确答案：Best wishes for your exams.Hope you do well in your exams.Good luck with your exams etc.