以下程序的输出结果是______。#include <stdio.h>#include <math.h>Main() {Int a=1,b=4,c=2;Float x=10.5,y=4.0,z;Z=(a+b)/c+sqrt((double)y)*1.2/c+x;Printf("%f\n",z);}
A.14.000000
B.15.400000
C.13.700000
D.14.900000
正确答案是C