Final answer:
The Rock Paintings at the Great Hall of the Bulls in Lascaux, France, use natural pigments, and artists employed techniques like incising to achieve depth, combined with the cave's contours.
Step-by-step explanation:
The Rock Paintings at the Great Hall of the Bulls in Lascaux, France, were created using natural pigments derived from materials like ochre, charcoal, and manganese. Techniques such as incising or etching around the outlines of the figures, combined with the pigments, provide a sense of depth and three-dimensionality. The artists also took advantage of the natural shapes of the cave walls to enhance the depth and realism of the animal figures depicted, which include bulls, horses, deer, and other animals from the Upper Paleolithic period.