What cinematographic technique did Gregg Toland and Orson Welles extensively utilize in the making of Citizen Kane?

Question

Quizplus · Accepted Answer

Gregg Toland and Orson Welles extensively utilized deep focus in the making of Citizen Kane. Deep focus allowed everything in the foreground, middle-ground, and background to be in sharp focus simultaneously, creating a more realistic and immersive visual experience for the audience.

What Cinematographic Technique Did Gregg Toland and Orson Welles Extensively