The landmine exploded and shattered one of Runt's hind legs.
When Pax found Runt, it was curled beneath the Bristle injured and barely breathing.
Therefore, the correct answer is B: He loses his hind legs.
Runt is one of the characters in Sara Penny Packer's story titled Pax. Pax is a children's novel that tells the story of the friendship between a young boy - Peter and his fox named Pax.
John, due to an ongoing war was forced by his father to leave Pax. John however goes back to find Pax only to find that it had befriended a pack of foxes. Among them is the little one called Runt.
Read more about PAX at the link below:
https://brainly.com/question/25954105