The Lottery represents the randomness of death in that it can affect anyone at anytime.
Mood- Calm to Terror
This is imagry because, the clear, fresh, warmth of a sunny day gives you the feeling and sights of having been there.
Symbolism- The Paper Slips
This is personification because the black box can't accualy grow smarter. By giving the box this quality we have gave it a human quality also called personification.
The story started out with a calm peacful mood, describing the warm sunny day and the town gathering to do the annual lottery. Near the end
The slips of paper represent life and death. The slip with the Black Dot is death meaning whoever gets that paper is stoned to death, but those that get a blank slip are given th gift of life, for then.