Who Were Nicola Sacco and Bartolomeo Vanzetti, and What Was

Who were Nicola Sacco and Bartolomeo Vanzetti, and what was their significance to the reactionary conservatism of the 1920s?

A) They were two fundamentalists, who, like many at the time, embraced liberal beliefs and sought to do away with "old-time religion."
B) They were two Italian-born anarchists whose execution for robbery and murder, despite some doubt as to their guilt, is often used as an example of nativism.
C) They were two communists whose defecting to eastern Europe led a number of like-minded Americans to follow them in leaving the country.
D) They were two activists who led the civil rights movement of the 1920s but were murdered by members of the Ku Klux Klan in an unprecedented display of open violence.
E) They were two second-generation immigrant congressmen whose popularity led to the passage of legislation that was more beneficial to immigrants than in previous years.