Spencer Asah, Lois Smoky, and Stephen Mopope were part of an influential group that contributed to Oklahoma culture by __________.

Spencer Asah, Lois Smoky, and Stephen Mopope were Kiowa artists associated with the Kiowa Six, an influential group of painters. Their work helped launch a modern American Indian art movement. They are not known for acting, protest songs, or novels preserving tribal stories, so the correct choice is helping to create a modern American Indian art movement.

AI-written and checked against the verified answer.