What makes the team think the stern sank in a spiral motion? Your There was smeared mud to the left and a lot of debris to the right of it The deckhouse was found buried underneath the stern. The entire double bottom of the ship was still attached to it

There was smeared mud to the left and a lot of debris to the right of it.

Explanation:

Hello. You forgot to say that this question refers to "Titanic Documentary."

After analyzing the final state the titanic was in, several scientists and professionals came to the conclusion that the stern of the ship spiraled due to the direction in which the detritus and the mud were positioned, which shows that the stern was attacked by one side, but due to circular movement, the debris was pushed in the other direction.