Which author was best friends with Harper Lee and inspired the character Dill Harris in "To Kill a Mockingbird"?

The character Dill Harris in "To Kill a Mockingbird" is inspired by Truman Capote, who had a close friendship with Harper Lee during their childhood in Monroeville, Alabama. Capote's whimsical nature, adventurous spirit, and imagination are reflected in the character of Dill, who brings a sense of curiosity and mischief to the story. Their friendship was deeply influential; Lee and Capote often spent time together, writing and sharing stories, which provided Lee with the inspiration for Dill's character. The connection between them illustrates how personal relationships can shape literary creations, making Capote a significant figure in the background of Lee's celebrated work.

The other authors listed, while prominent figures in American literature, do not have the same direct relationship with Harper Lee or influence on the characters in "To Kill a Mockingbird." They represent different literary movements and themes unrelated to the personal inspirations behind Lee's novel.