At the end of Lord of the Flies who saved the people?

Answer 1

Ralph gives Piggy the job of looking after the littluns in chapter six, Beast From Air, while the rest of the biguns go to look for the beast.
Piggy stays behind and watches the littleluns when the others go out to hunt for the beast

Answer 2

At the end of the book a naval officer arrives on the island, after his ship had spotted the smoke which resulted from Jack setting fire to the island.

Answer 3

When Jack had taken the boys on fire duty top join his hunt the signal fire had gone out. There was no smoke to attract the attention of a ship which passed on the horizon.

Answer 4

Piggy