Ch4PizzaStore: last part with AbstractFactory. This example in the book is really TERRIBLE.

Ch4PizzaStore/Program.cs

@@ -3,9 +3,8 @@
 using Ch4PizzaStore;
 
 PizzaStore nyStore = new NYPizzaStore();
-PizzaStore chicagoStore = new ChicagoPizzaStore();
 
 var pizza = nyStore.OrderPizza("cheese");
 Console.WriteLine($"Ethan ordered a {pizza.Name}\n");
-pizza = chicagoStore.OrderPizza("cheese");
+pizza = nyStore.OrderPizza("clam");
 Console.WriteLine($"Joel ordered a {pizza.Name}\n");