Context: Nautiluses live in the ocean. They have a hard outer shell.
The  is adapted to protect itself from predators with sharp teeth. It can pull the soft parts of its body into its shell when attacked.
Figure: nautilus.
Which animal's body is better adapted for protection against a predator with sharp teeth?
A. desert tortoise
B. fox snake
Choose the right answer from the options and respond with its letter.

A