Why is the boy in the striped pajamas chapter 13 called "The Bottle Of Wine"

Dogs have been considered man’s best friend for decades! most likely because of their kind and loyal nature. they make splendid companions. their loyalty is beyond compare and after all, a dog is the only thing on earth that loves you more than he loves himself! dogs see us as their friends and leaders, they’ll do anything in their power to ensure your comfort and safety.

Aslender threadlike object or fiber, especially one found in animal or plant structures.

The correct answer is b