Yes silver tarnish can easily be removed with polish
Answer:
The answers are 3,4,and 5.
Explanation:
For number 1, I'm not quite sure what it would be, but I hope I at least answered #2 for you. It might be that he reveals himself by drawing Riptide?
For number 2, he stays behind at the top, and Echidna reveals herself. He fights the Chimera, but loses, falling from the Arch into the River below (meeting a naiad sent by his dad).