单项选择题

A.Replace line 11 with the following code segment. context.MapRoute("product_default",   "{area}/{controller}/{action}/{id}", New With {.area = "product", .controller = "Product",   .action = "Index", .id = ""})
B.Replace line 11 with the following code segment. context.MapRoute("product_default",   "{area}", New With {.controller = "Product", .action = "Index", .id = ""})
C.Add the following code segment at line 12.  AreaRegistration.RegisterAllAreas()
D.Add the following code segment to the RegisterRoutes method in the Global.asax.vb file.   AreaRegistration.RegisterAllAreas()