Suppose you have the following class, which represents a bank account: public class BankAccount { protected String owner; // Name of the owner protected double balance; // Account balance, in dollars public BankAccount(String own, double bal) { owner = own; balance = bal; 3 // Deposits the specified amount into this account // Returns the amount that was deposited public double deposit(double amt) { if (amt > 0) { balance += amt; return amt; ) return 0; 3 // Withdraws the specified amount from this account // Returns the amount that was withdrawn public double withdraw(double amt) { if (amt > 0 && amt 0 && amt