$[10$ points$]$ A race condition can occur between the following cooperating threads.

a$)$ Identify the critical section and explain the problem

b$)$ Suggest a solution to the problem using RTOS synchronization primitives and show where you would insert code to eliminate the race condition

$\backslash$table$[[\backslash$table$[[$const int $N=24$;$],[$int buffer $N$;$],[$int source $N$;$]]],[\backslash$table$[[$void Thread$\_$A $(dots)$