the awnser is not wx 1 or x 2 or x 1

Incorrect 0/3 pts Question 8 Consider the following program: #include #include int main() { int pidl; int pid2; int pid3; int pid4; pid1 = getpid(); pid2 = fork(); pid3 fork(); pid4 = getppid(); = if(pidl == pid2) printf(""); if(pidl == pid) printf(""); if(pidl == pid4) printf("W"); if(pid2 pid3) printf("x"); if(pid2 == pid) printf("/"); if(pid3 == pid4) printf("z"); sleep(1); // simply pauses execution, does not affect what is printed } One possible output of program: WX How many different outputs are possible? 1 Notice that there are no spaces or newlines printed. HINT: Draw the process graph