Final answer:
Cave paintings were believed to have a religious or spiritual purpose, and may have been used for hunting magic and communication. They also helped people make sense of their world.
Step-by-step explanation:
People believed that cave paintings served some unknown religious or spiritual purpose. It is speculated that the caves may have been used by shamans, who would conduct ceremonies and commune with spiritual forces in the deep interior of the caves.
Another theory is that the paintings were created as a form of hunting magic, with the belief that creating images of prey would ensure a successful hunt. Additionally, cave paintings may have been used for communication, storytelling, or making sense of the world.