Consider the following code fragment: 1 pid_t pid;

2 pid = fork();

3 if (pid == 0) { / child process /

4 fork();

5 thread_create(...);

6 }

7 fork();

Answer the following questions and explain (or show how you arrived at) your answer.

A) How many unique processes are running after line 7?

B) How many threads are created?