Setting, props, costume, hair and make-up, and the performance and positioning of actors.
What each typically means: settings that carry themes, props that move the story on or reveal character, and costume and make-up that convey character.
How mise-en-scène creates a sense of realism, or deliberately breaks it.
Telling a prop from costume and a setting from a location, as exam questions use the words, with examples from the set films.