The correct fact about Neolithic clay pots is:
The clay pots were used for cooking, storing food, and transporting food.
Neolithic people created pottery that was multifunctional, and these pots played a crucial role in their daily lives by allowing them to cook, store, and transport various food items. The other statements contain inaccuracies regarding the use and characteristics of the pots. For instance, while firing clay pots can make them water-tight, it typically involves higher temperatures rather than low temperatures. Additionally, while some pots might have been used for various purposes, they were not commonly used as restrooms, and many clay pots did indeed feature decorative patterns.