Which excerpt from part 2 of the odyssey best establishes odyssey's weakness

I wished to see the caveman, what he had to offer.

This reflected on his past adventures in the seas, and following up on his battle with the cyclops. It is shown that he has grown more prideful as he goes along with the journey, he had proved himself that he can conquer anything without thinking of the right way anymore. 

Hope this helps!

the answer is the second one.