Question: Which dog type is of the spitz type, Ariegeois or Norwegian Buhund?

Context paragraphs:
Swedish Lapphund: The Swedish Lapphund is a breed of dog of the Spitz type from Sweden, one of three "Lapphund" breeds developed from a type of dog used by the Sami people for herding and guarding their reindeer.

FCI Spitz and Primitive Types Group: The Spitz and Primitive Types Group is a designation used only by the Fédération Cynologique Internationale for a group of dog breeds consisting of Spitz Type Dogs and Primitive Type Dogs.

Ariegeois: The Ariegeois is a breed of dog from the "département" of Ariège in the Midi-Pyrenées region of southern France.  It is a medium-sized pack-hunting scenthound deriving from crossing of Grand Bleu de Gascogne and Grand Gascon-Saintongeois hounds with local Briquet dogs.  It is used both as a courser and for driving game to waiting guns.  While most successful with hares, it is also used for hunting deer and boar.  It is distinguished by its friendly nature with other hounds and affection for human companions.

German Spitz (Klein): The German Spitz Klein is a breed of dog of the German Spitz type.  They are usually classed as a toy or utility breed.

Pomeranian (dog): The Pomeranian (often known as a Pom or Pom Pom) is a breed of dog of the Spitz type that is named for the Pomerania region in Germany and Poland in Central Europe.  Classed as a toy dog breed because of its small size, the Pomeranian is descended from the larger Spitz type dogs, specifically the German Spitz.  It has been determined by the Fédération Cynologique Internationale to be part of the German Spitz breed; and in many countries, they are known as the Zwergspitz ("Dwarf-Spitz").

Norwegian Buhund: The Norwegian Buhund is a breed of dog of the spitz type.  It is closely related to the Icelandic Sheepdog and the Jämthund.  The Buhund is used as an all purpose farm and herding dog, as well as watch dog and a nanny dog.

Japanese Spitz: The Japanese Spitz (日本スピッツ , Nihon Supittsu ) is a small to medium breed of dog of the Spitz type.  The Japanese Spitz is a companion dog and pet.  There are varying standards around the world as to the ideal size of the breed, but they are always larger than their smaller cousins, the Pomeranian.  They were developed in Japan in the 1920s and 1930s by breeding a number of other Spitz type dog breeds together.  They are recognized by the vast majority of the major kennel clubs, except the American Kennel Club due to it being similar appearance to the white Pomeranian dog, American Eskimo Dog and Samoyed Dog.  While they are a relatively new breed, they are becoming widely popular due to their favorable temperament and other features.

Norwegian Lundehund: The Norwegian Lundehund ("Norsk Lundehund") is a small dog breed of the Spitz type that originates from Norway.  Its name is a compound noun composed of the elements "Lunde", meaning puffin (Norwegian "lunde" "puffin" or "lundefugl" "puffin bird"), and "hund", meaning dog.  The breed was originally developed for the hunting of puffins and their eggs.

Icelandic Sheepdog: The Icelandic Sheepdog is a breed of dog of spitz type originating from the dogs brought to Iceland by the Vikings.  It is of similar type to the Norwegian Buhund, the Shetland Sheepdog, and the Welsh Corgi.  They are commonly used to herd sheep in the Icelandic countryside.

German Spitz: German Spitz is used to refer to both a breed of dog and category or type of dog.  Several modern breeds have been developed from the German Spitz, and are either registered as separate breeds or as varieties of German Spitz.  All the "German Spitz type" dogs are dogs of the Spitz type of German origin.  The Großspitz, Mittelspitz, and Kleinspitz breeds of "German Spitz type" are also called the German Spitz in English.

Supporting paragraphs: Ariegeois Norwegian Buhund
Answer: Norwegian Buhund