Final answer:
Gutzon Borglum was an artist who excelled in both painting and sculpture. He is best known for his work on Mount Rushmore.
Step-by-step explanation:
Gutzon Borglum is the artist who was both a gifted painter and a gifted sculptor. He is best known for his work on Mount Rushmore, where he sculpted the faces of four U.S. presidents. This demonstrates his skill in sculpture. He was also a talented painter, creating numerous paintings throughout his career.
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