补全程序,使其能够正确返回。( )Assume cs:codeCode segmentMov ax,4c00hInt 21hStart:Mov ax,0Mov ss,axMov sp,204hMov ax,________Mov bx,________Push axPush bxMov ax,0Mov ds,axMov bx,200hJmp dword ptr ds:bx]Code endsEnd start
选项：

A:offset start,cs
B:cs,offset start
C:cs,0
D:0,cs