Question: Vera Manuel, was Secwepemc-Ktunaxa, daughter of cultural leader Marceline Paul and political leader George Manuel, Sr, the Ktunaxa, also known as Kutenai, and Kootenai,  are an indigenous people of North America, who historically occupied extensive territories in which region, present-day United States and British Columbia, Canada?
Sentence (from "Ktunaxa"): The Ktunaxa ( ; ] ), also known as Kutenai ( ), Kootenay (predominant spelling in Canada) and Kootenai (predominant spelling in the United States), are an indigenous people of North America, who historically occupied extensive territories in the Pacific Northwest, present-day United States and British Columbia, Canada.
Relevant evidence: Yes