'Mank' leads Oscar nominations in a year of record diversity

This image released by Focus Features shows Carey Mulligan, left, Emerald Fennell and Laverne Cox on the set of "Promising Young Woman." (Focus Features via AP)

This image released by A24 shows, from left, Steven Yeun, Alan S. Kim, Yuh-Jung Youn, Yeri Han, and Noel Cho in a scene from "Minari."(Josh Ethan Johnson/A24 via AP)

This image released by Netflix shows Michael Potts, from left, Chadwick Boseman and Colman Domingo in "Ma Rainey's Black Bottom." (David Lee/Netflix via AP)

This image released by A24 shows Steven Yeun, left, and Will Patton, center, with Lee Isaac Chung on the set of "Minari." (Joe Rushmore/A24 via AP)

This image released by Netflix shows , from left, Yahya Abdul-Mateen, Ben Shenkman, Mark Rylance, Eddie Redmayne and Alex Sharp in a scene from "The Trial of the Chicago 7." (Niko Tavernise/Netflix via AP)

In this image released by Netflix, actor Gary Oldman, left, appears with director and David Fincher on the set of "Mank." (Netflix via AP)

In this image released by Netflix, Amanda Seyfried, left, and Gary Oldman appear in a scene from "Mank." (Netflix via AP)

This image released by Sony Pictures Classics shows Anthony Hopkins, left, with director Florian Zeller on the set of "The Father." (Sean Gleason/Sony Pictures Classics via AP)

This image released by Focus Features shows Carey Mulligan in a scene from the film "Promising Young Woman."(Focus Features via AP)

FILE - Chloe Zhao poses for a portrait to promote her film "Nomadland" during the Sundance Film Festival in Park City, Utah on Jan. 22, 2018. (Photo by Taylor Jewell/Invision/AP, File)

This image released by Warner Bros. Pictures shows Daniel Kaluuya in a scene from "Judas and the Black Messiah.". (Warner Bros. Pictures via AP)

This image released by Searchlight Pictures shows Frances McDormand, left, and and David Strathairn in a scene from the film "Nomadland." (Searchlight Pictures via AP)

This image released by Amazon Studios shows Riz Ahmed in a scene from "Sound of Metal." (Amazon Studios via AP)