执行下列程序后输出的是PrivateSubCommand1Click(O)DimChAsStringCh="ABCDEFGH56

执行下列程序后输出的是
PrivateSubCommand1Click(O)
DimChAsString
Ch="ABCDEFGH56"
PrintMid(Right(Ch,4),2,2)
EndSub
A、GH
B、H5
C、56
D、AB
【正确答案】:B