Who led the movement that questioned the judge's fairness in the case of Nicola Sacco and Bartolomeo Vanzetti?

A) Franklin D. Roosevelt
B) Felix Frankfurter
C) Louis Brandeis
D) Marcus Garvey

Felix Frankfurter

An associate justice of the United States Supreme Court who served from 1939 to 1962, noted for his liberal judicial philosophy and advocacy for civil rights and liberties.

Nicola Sacco

An Italian-American anarchist who, along with Bartolomeo Vanzetti, was controversially convicted of murder and executed in 1927, leading to significant public outcry and debate over the fairness of their trial.

Bartolomeo Vanzetti

An Italian-American anarchist who, along with Nicola Sacco, was controversially tried and executed for robbery and murder in the 1920s.