. Consider the following code segment: int pid-fork ) int c-5 if (pid0) / child process fork) c += 10; else Answer the following questions: How many different copies of the variable c are there? What are their values? Hint: every process has a different copy of variable c) (10 points) Draw the tree structure of processes (you might want to review the examples in chapter 3 slides). (5 points) a) b)