How is the animal in "Lone Dog" different from the animal in "Stray"?

A"Lone Dog" is about a very young animal, while "Stray" is about a very old animal.

B"Lone Dog" is about an independent animal, while "Stray" is about an animal that needs people.

C"Lone Dog" is about a friendly animal, while "Stray" is about a mean animal.

D"Lone Dog" is about a dog, while "Stray" is about a cat.