He was stabbed in the eye with a wooden stake and was drunk - odysseus said to him his name was nobody so polyphemus shouted 'Nobody is killing me!'
or effectively "nobody is killing me by force or treachery" like you said
The answer is B or whatever.
Answer:
Big Bad Wolf blows down the first two pigs' houses, made of straw and sticks respectively, but is unable to destroy the third pig's house, made of bricks.