He doesn't know how the ship got here, or why it's here, but it's here, and he covered every inch in his examination of it. She's exactly the same as she was before Blackbeard got his grubby hands on her. Everything is exactly where it should be.

There is in fact somewhere to sleep on it, for an entire crew, and even some food, though he hasn't really missed that part of it.

"Of course. How much do you know about ships?" There's no point in repeating things she already knows.