Answer:
the purpose of the fire is to signal passing ships, so they can be rescued,
they use piggy's glasses to burn wood with the sun rays
Explanation:
<u>Answer</u>:
The grave, where the playwright was buried in 1616, carries the warning: "Good friend, for Jesus' sake forebeare, To digg the dust enclosed heare; Bleste be the man that spares thes stones, And curst be he that moves my bones."