若变量已正确定义，下面程序段的输出结果是(  )。 #include<stdio.h> main() {float x=1.236547; printf("%f\n",(int)(x*1000+0.5)/(float)1000); }

A、<span style="FONT-SIZE: 14px; TEXT-DECORATION: none">1.237000&nbsp;&nbsp;&nbsp; </span>

B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">输出格式说明与输出项不匹配，输出无定值</span>

C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">1.236000&nbsp;&nbsp;&nbsp; </span>

D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">1.24</span>