<span>Because of his original approach and forms, Wilder may be called a(n) innovator.</span>
Explanation:
American frontier, in United States history, the advancing border that marked those lands that had been settled by Europeans. It is characterized by the westward movement of European settlers from their original settlements on the Atlantic coast (17th century) to the Far West (19th century).
I know it is C.
"Any fool can destroy trees....They cannot run away."
