Instructions:
For this part of the project, you will add a menu to yourprogram in Part 2 and add functionality to create and displaymailing labels by reading input from a text file. The menu shouldbe the first thing that is displayed when your program is run.Allow the user to continue making choices until they choose theoption to quit. Redisplay the menu before prompting the user for amenu option. See the Sample Output for how yourmenu should look.
Invalid menu choices should be validated. If theuser enters an invalid menu option, your program should give theman error message that explains what they did
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