Attached below is the question. Provide the correct solution for a thumbs up. Wrong solution will result in a thumbs down. Thank you very much.

A function that returns a special error code is usually better accomplished throwing an exception instead. The following class maintains an account balance: class Account private: double balance; public: Account) balance0; Account(double initialDeposit) { balance = initia!Deposit; double getBalance) return balance; // returns new balance or -1 if error double deposit(double amount) if (amount > 0) balance amount; else return -1; // Code indicating error return balance; // returns new balance or -1 if invalid amount double withdraw double amount) if ((amount>balance) || (amount