(a) Consider a banking system that maintains an account balance with two functions: deposit(amount) and withdraw(amount). These two functions are passed the amount that is to be deposited or withdrawn from the bank account balance. Assume that a husband and wife share a bank account. Concurrently, the husband calls the withdraw() function and the wife calls deposit(). Use Synchronization solution to prevent the race condition from occurring. Provide Structure of deposit and withdraw functions. (b) Define P and V operations.