What preserved the art of Altamira until modern day?

Question

(2 points)
Responses

the Paleolithic inhabitants sealed off the cave once all the walls and ceilings had been painted
the Paleolithic inhabitants sealed off the cave once all the walls and ceilings had been painted

the Paleolithic inhabitants covered their artwork with a layer of animal fat to protect the paintings
the Paleolithic inhabitants covered their artwork with a layer of animal fat to protect the paintings

a natural collapse at the end of the Upper Paleolithic period
a natural collapse at the end of the Upper Paleolithic period

an intentional collapse by the people of the Upper Paleolithic perio

Answer 1

The most accurate response regarding what preserved the art of Altamira until modern day is:

the Paleolithic inhabitants sealed off the cave once all the walls and ceilings had been painted.

This sealing helped protect the artwork from the elements and human interference, preserving it for thousands of years until its rediscovery.