According to paragraph 1, what is significant about the paintings in the Lascaux caves? A. They provide accurate depictions of the bulls and other animals living in Paleolithic France. B. They are the best available source of information about daily life during the Paleolithic era. C. They are some of the best surviving examples of what was possibly one of the world's earliest artistic movements. D. They are the only evidence of creative expression among Paleolithic human beings.