Modify the bankaccount class previously created to add two methods: deposit and withdraw. these will be used to deposit of withdraw money from the bank account. extend the bankaccount class to create two types of bank accounts: a checking account and a savings account. these will inherit the properties of bank account class, but have the following unique behavior: when money get deposited into the savings account, an automatic 1% interest is added to the deposited amount the savings account does not allow withdraw when money get withdrawn from the checking account, a withdrawing fee of $1 is applied. to test the functionalities of the bankaccount, checkingaccount and savingsaccount classes a class called banktest will be created. this class will have a main method which will be used to: lab 8: classes (gui) create at least one instance of each bank account type, i. e bankaccount, checkingaccount and savingsaccount deposit/withdraw money from these accounts display (output) the balance and interest values from these accounts