Answer:
The allegory contains many forms of symbolism used to instruct the reader in the nature of perception. The cave represents superficial physical reality. ... The shadows cast on the walls of the cave represent the superficial truth, which is the illusion that the prisoners see in the cave.
I believe the answer is B. <span>B. They invented tools using stones and metal </span>
<span>Indus River provided a link to sea to trade with mesopotamia</span>
If were talking the book and not the song James J. I think the "J" is Joyce