The answer is C. Artists are using natural resources in South Dakota to honor Crazy Horse by carving a sculpture of him into a mountain.
The Crazy Horse Memorial is an ongoing mountain carving honor native American Lakota leader Crazy Horse in the Black Hills of South Dakota. Artists are carving the memorial out of granite, using natural resources and traditional Lakota stories and history to shape the sculpture.
The key details that indicate the answer is C are:
- It mentions using natural resources in South Dakota
- It asks about honoring Crazy Horse
- Option C mentions "carving a sculpture of him into a mountain", which describes the Crazy Horse Memorial sculpture currently being carved into a mountain in South Dakota.
The other options, involving oral history, paintings, and an anthem, are not accurate representations of how artists are honoring Crazy Horse through use of natural resources in South Dakota.
So the best answer is C: by carving a sculpture of him into a mountain