What did Robert Frost do to get the Mark Twain award?

Robert Frost did not receive the Mark Twain Prize for American Humor. The Mark Twain Prize is awarded to individuals who have made significant contributions to American humor, and Frost is primarily known for his poetry.

While Frost was a talented writer with a sharp wit, his work was more focused on nature, philosophy, and human experience, not primarily on humor. He received the Pulitzer Prize for Poetry in 1924 and 1931, and the Congressional Gold Medal in 1960, but not the Mark Twain Prize.