Question Completion Status: A barbershop consists of a waiting room with n chairs and the barber room containing the barber chair. If there are no customers to be served, the barber goes to sleep. If a customer enters the barbershop and all chairs are occupied, then the customer leaves the shop. If the barber is busy but chairs are available, then the customer sits in one of the free chairs. If the barber is asleep, the customer wakes up the barber. Semaphore mutex=1, barber = 1, customer = 0; int numSeats = n Barber Line 11 Line 2 numSeats++ haircut is happening Line 3 Line 4 Customer wait(mutex) if(numSeats=0) Line S else Line 6 signal(customer) signal(mutex) Line 7 Click Save and Submit to save and submit. Click Save All Answers to save all answers. Save All Ans F F * . > > > < > < Line 1 Line 2 Line 3 Line 4 Line 5 Line 6 Line 7 signal(mutex) Line 7 2 A. wait mutex B. wait(customer C. signalimutex D. signal mutex E. signal(barber F. numSeats G. wait(barber) Click Save and Submit to save and submit. Click Save All Answers to save all answers. t W