#includemain(){ printf("\nFACT\(5\):%d",fact(5)); printf("\nFACT\(1\):%d",fact(1)); fact(-5);}fact(value)int value;{ if(value { printf("\nArg Error!"); return(-1); } else if(value==1||value==0) return(1); else return(value*fact(value-1));}A、FACT(5):121 FACT(1):0Arg Error!B、FACT(5):120 FACT(1):5Arg Error!C、FACT(5):120 FACT(1):1D、FACT(5):120 FACT(1):1Arg Error!