单项选择题

如果A为整数且|A|>=10,则打印“OK”,否则打印“Error”,表示这个条件的单行格式If语句是( )。

A.If Int(A)=A And Sqr(A)>=10 Then Print "OK",Else Print
B.If Fix(a)=a And Abs(a) >=10 Then Print "OK" Else Print "Error"
C.If Int(A)=A And(A>=10,A<=-10)Then Print "OK" Else Print
D.If Fix(A)=A And A>=10,And A<=-10 Then Print "OK" Else Print