Question: What was a major contribution of Ida B. Wells to the field of sociology? Question options: a) She published articles to raise awareness about lynchings and called blacks to action to fight against segregation and violence. b) She examined suicide records and theorized about what factors make someone more or less likely to commit suicide. c) She conducted research and published several essays on the effect of capitalism on workers. d) In addition to being a successful author, she studied gender inequality in capitalist societies.