Which play was authored by August Wilson?

August Wilson is a renowned American playwright, celebrated for his significant contributions to African American literature and theater. "Fences" is one of his most acclaimed works, part of his ten-play series known as The Pittsburgh Cycle, which chronicles the African American experience across different decades of the 20th century.

In "Fences," Wilson explores themes of race, family, and personal struggle through the life of Troy Maxson, a former baseball player facing the realities of life in 1950s America. His powerful dialogue and deep character development have garnered critical acclaim, making "Fences" a classic of American drama.

The other plays listed, while significant in their own right, were written by different authors. "A Raisin in the Sun" was penned by Lorraine Hansberry, "The Piano Lesson" is another work by Wilson but is not the answer in this case, and "To Kill a Mockingbird" was written by Harper Lee. Each of these plays addresses important social issues, but "Fences" specifically underscores Wilson's distinctive voice and thematic focus.