[单选题]Which one in the following belongs to arithmetic unit? (Mark out all the correct items)mWO答案窝(daanwo.com)-大学生作业答案及考资分享平台 A) RAMmWO答案窝(daanwo.com)-大学生作业答案及考资分享平台 B) ArbitersmWO答案窝(daanwo.com)-大学生作业答案及考资分享平台 C) ShiftermWO答案窝(daanwo.com)-大学生作业答案及考资分享平台 D) Finite state machine