The creepers in lord of the flies are actually vines that grow all over the island, which symbolize evil.
Such as when the pig is found entangled in creepers, it symbolizes how the boys will also become entangled in evil as they lose civility.
It depends on the era, peasants that lived in areas with little people speaked English, while the others in congress or in other places near the King speaked Latin, so the answer to that would be False.