题目内容：
请分析以下程序。int main()
{
pid_t pid;
pid = fork();
if(pid==0)
printf("I am the child process, my process ID is%d\n",getpid());
else
printf("I am the parent process, my process ID is%d\n",getpid());}
那么，该程序正确运行后的结果是 A．I am the child process, my process ID is 3744
I am the parent process, my process ID is 3987
B．I am the child process, my process ID is 3744
C．I am the parent process, my process ID is 3987
D．不输出任何信息
参考答案：【答案仅供学习，请勿对照自行用药等】
答案解析：