Doing JFrame and make comments

16; 17, 18 (Marks: 50) Develop a Java Gur application that will produce an Area lookup application that will allow a user to view a phone or postal code for a Town in a particular Country. Do not forget to use allocated the marking guideline at the end of this question to see how the marks are create two combo boxes, one for the country selection and another to select a town. Also, add two radio buttons for the user to select to display either a phone o postal code. Q.2.2 You are also required to create a "submit" and "exit" button. The layout of the form is left to your discretion. Marks will be allocated to the presentation and effectiveness of the layout, but the following layout is displayed for your convenience. Country Lookup AREA CODE LOOKUP Select Country. South Africa Select Town Cape Town Item to lookup: O Phone Code O Postal Code SUBMIT EXIT