static void Main(string[] args)
{
var manufactureService = new ManufacturerService();
var mostExpensiveCar = manufactureService.GetMostExpensiveCar();
foreach (var x in mostExpensiveCar)
{
Console.WriteLine($"{x.Manufacturer.Name} , {x.MostExpensiveCar.Model}");
}
Console.ReadKey();
}