Which sentences are punctuated correctly? Check all that apply

odysseus shows many acts of bravery in homer's epic poem the odyssey. first, he shows bravery when he tricks polyphemus, the cyclops, and gouges out his eye. this is an act of bravery. it will also cost him because polyphemus was the son of poseidon, the god of the sea.

explanation:

i think the best answer would be d allowing 30 seconds between response would give time for what was already said to sink down in your mind.

the answer is b. the tracer looks harmless in flight, but the pilot’s bitten lips and white knuckles suggest how dangerous it can be.