Finish the following sentence with the best choice: how to tell if a seashell is alive or dead

Choices:
- a live seashell is a shell with animal zoo enclosures still attached to it. A dead shell is a shell with no animal tissue inside it.
- a live seashell is a shell with animal tissue still attached to it. A dead shell is a shell with no animal tissue inside it.

Answer:
a live seashell is a shell with animal tissue still attached to it. A dead shell is a shell with no animal tissue inside it.