[PAR] [TLE] Western Siouan languages [SEP] The Western Siouan languages, also called Siouan proper or simply Siouan, are a large language family native to North America.  They are closely related to the Catawban languages, sometimes called Eastern Siouan, and together with them constitute the Siouan (Siouan–Catawban) language family. [PAR] [TLE] Ohio Valley Siouan languages [SEP] The Ohio Valley Siouan, or Southeastern Siouan, languages are a subfamily of the Western Siouan languages, far to the east and south of the Mississippi River.  The group has Ofo and Biloxi, in the Lower Mississippi River valley, and Tutelo, historically spoken in Virginia, near the territory of the Catawban languages.  All of the languages are now extinct.
[PAR] [TLE] Western Siouan languages [ SEP ] The Western Siouan languages , also called Siouan proper or simply Siouan , are a large language family native to North America . They are closely related to the Catawban languages , sometimes called Eastern Siouan , and together with them constitute the Siouan ( Siouan – Catawban ) language family . [PAR] [TLE] Ohio Valley Siouan languages [ SEP ] The Ohio Valley Siouan , or Southeastern Siouan , languages are a subfamily of the Western Siouan languages , far to the east and south of the Mississippi River . The group has Ofo and Biloxi , in the Lower Mississippi River valley , and Tutelo , historically spoken in Virginia , near the territory of the Catawban languages . All of the languages are now extinct .
What do the Ohio Valley Siouan languages and the Western Siouan languages have in common?
What do the Ohio Valley Siouan languages and the Western Siouan languages have in common ?
the languages are now extinct
the languages are now extinct