Answer:
The conch, the pig head, and the beast.
Step-by-step explanation:
Ralph and Piggy find the conch shortly after landing on the island. It soon becomes the symbol of authority and law and order.
The pigs head a symbol of the evil inside human.
The beast represents the inner savagery of the boys and all mankind.
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I read lord of the flies 4 or 5 years ago and I loved it! It was one of my favorite books thought high school, I recommend watching the movie!