Create a console application Customer Management with Classes and Delegate/Event PLEASE DO THIS IN C# 1. Customer Class Private variable firstName, lastName, email, id (you could use a phone number as id) Constructor Customer() Customer(firstName, lastName, email, id) Properties FirstName, LastName, Email, ID Method public string GetDisplayText() 2. CustomerList Class Add the following members to the CustomerList class Property (Read only) Count Indexer [index] Provides access to the Customer at the specified position. public Customer this[int index]{...} Method Add(customer) Remove(customer) Delegate & Event public delegate void ChangeHandler(CustomerList customers); public event ChangeHandler ? Changed; The event Changed uses the ChangeHandler delegate and should be raised any time the customer list changes 3. Main Program Allow a user to choose from the following options, then guide the user through the add or delete functions. Make your application self-explanatory and user-friendly. Option 1: Add a new customer Option 2: Delete a customer Option 3: Exit the program Subscribe to the Changed event. Whenever there is a change in the CustomerList (add or delete), display on the console the entire list of the customers with name, email and ID information firstName, lastName, email, id Private variable (you could use a phone number as id) Constructor Customer() Create a new Customer Objects Customer(firstName, lastName, email, id) Properties FirstName, LastName, Customer information Email, ID Method Get the customer information (Name, Email, ID), and return a string. public string GetDisplayText() .

1. Create a console application Customer Management with Classes and Delegate/Event
PLEASE DO THIS IN C#
1. Customer Class
Private variable
firstName, lastName, email, id
(you could use a phone number as id)
Constructor
Customer()
Customer(firstName, lastName, email, id)
Properties
FirstName,
LastName,
Email,
ID
Method
public string GetDisplayText()
2. CustomerList Class
Add the following members to the CustomerList class
Property (Read only)
Count
Indexer
[index]
Provides access to the Customer at the specified position.
public Customer this[int index]{...}
Method
Add(customer)
Remove(customer)

2. Delegate & Event
public delegate void ChangeHandler(CustomerList customers);
public event ChangeHandler ? Changed;
The event Changed uses the ChangeHandler delegate and should be raised any time the
customer list changes
3. Main Program
Allow a user to choose from the following options, then guide the user through the add or delete
functions. Make your application self-explanatory and user-friendly.
Option 1: Add a new customer
Option 2: Delete a customer
Option 3: Exit the program
Subscribe to the Changed event. Whenever there is a change in the CustomerList (add or delete),
display on the console the entire list of the customers with name, email and ID information
Private variable
firstName, lastName, email, id
(you could use a phone number as id)
Constructor
Customer()
Customer(firstName, lastName,
email, id)
Create a new Customer Objects
Properties
FirstName,
LastName,
Email,
ID
Customer information
Method
public string GetDisplayText()
Get the customer information (Name, Email, ID), and
return a string.