Using visual studio C++ programming, develop a menu program which reads in data from 4 different input files appetizers, main courses, desserts, and drinks. Then, record the item information ordered by the customer for each item selected. When finished, display all items ordered to the screen with the subtotal, tax (10% for easy math), and the total. Be sure to get tip as well. Your program must not have redundant code! Use functions where possible to remove all redundant code in your program. The code below is what I have so far. Need help to finish. #include #include #include #include using namespace void filecheck { if (file is open()) {cout