Black and White Study 1 -->

study - high key / mid contrast, focus - middle ground (objects on table, strongest - crate), mood -quiet/calm

Black and White Study 2 -->

study - high key / high contrast, focus - background (objects - pot on floor), mood -mysterious

Black and White Study 3 -->

study - low key / high contrast, focus -foreground (objects - hook and crate), mood -quiet/foreboding/dreary