Upton Sinclair and Nora Ephron were both writers from which country?
Nora Ephron: Nora Ephron ( ; May 19, 1941 – June 26, 2012) was an American writer and filmmaker. Upton Sinclair: Upton Sinclair Jr. (September 20, 1878 – November 25, 1968) was an American writer who wrote nearly one hundred books and other works in several genres.
American