All processes share a semaphore variable mutex, initialized to $1.$ Each process must execute wait$($mutex$)$ before entering the critical section and signal$($mutex$)$ afterward.Suppose a process executes in the following manner:wait$($mutex$)$;$.....$critical section.....wait$($mutex$)$;A deadlock will occurProcesses will starve to enter critical sectionSeveral processes maybe executing in their critical sectionAll of the mentioned