static void Main(string[] args)
{
Console.WriteLine("Non-Adapted:");
var nonAdaptedPerson = new AccountDTO(CustomerType.Person);
nonAdaptedPerson.Display();
Console.WriteLine("\n\nAdapted:");
var person = new AccountDetailDTO(CustomerType.Person);
person.Display();
var company = new AccountDetailDTO(CustomerType.Company);
company.Display();
var staff = new AccountDetailDTO(CustomerType.Staff);
staff.Display();
}