What postmodern characteristic did Cindy Sherman’s Untitled Film Stills series reinforce?

The population at Teotihuacan at its height was approximately __________

A. 200,000 B. 50,000 C. 20,000 D. 35,000 E. 175,000

The prologue of Orson Welles's The Magnificent Ambersons

A. contains a rare example of a nondiegetic on-screen narrator. B. includes a scene where violins are used to simulate a woman's screams. C. consists of a lengthy soliloquy using internal diegetic sound. D. contains a rare example of characters seeming to hear a nondiegetic narrator.