Restaurant Bill A fast-food vendor sells pizza slices ($1.75), fries ($2.00), and soft drinks ($1.25). Design a program that asks a customer how many items of each they want to order. Each quantity must be a number between 1 and 60. The program will compute the customer's bill (including 5% GST) and print it out 1. Write pseudocode to solve your problem. a. Start with three steps. b. Refine the steps if needed. C. Submit the final refined version of your pseudocode. 2. Define a function header for each step in your pseudocode. Remember to include any parameters which the function will need to complete its task. 3. Is there a task which are repeated in multiple places? Define a function header for this task. Hint: Look at the input validation for each of the items