When the user enters the number of the option of interest, the program executes the process indicated. Then, instead of finishing, the program presents again the menu of options so that the user can select another one. When the user enters a $5($End$),$ the program ends.Validate the option entered by the user using a loop to accept only numbers between $1$ and $5.$Otherwise, an error message is displayed and the option of interest is re$-$solicited.Explanation of Code Requirements for PROBLEM $11)$ For options $1$ to $4,$ the program requests a string from the user and stores it in an array of chars $($do not duplicate this piece of code for each option $1$ to $4,$ instead create a function to perform this task$).$ After getting the string, the program calls a function that performs the option selected over this string. The program must be developed using functions in compliance with the following design specifications$/$description: