Who won the Oscar for Best Supporting Actress for 'Fences'?

Who won the Oscar for Best Supporting Actress for 'Boyhood'? For which film did Patricia Arquette win the Oscar for Best Supporting Actress? Who won the Oscar for Best Supporting Actress for 'The Danish Girl'? For which film did Alicia Vikander win the Oscar for Best Supporting Actress? For which film did Viola Davis win the Oscar for Best Supporting Actress? Who won the Oscar for Best Supporting Actress for 'I, Tonya'? For which film did Allison Janney win the Oscar for Best Supporting Actress? Who won the Oscar for Best Supporting Actress for 'If Beale Street Could Talk'?