Final answer:
Discoveries from the Upper Paleolithic period help us understand the art of that time, which includes cave paintings featuring geometric motifs and representations of flora, fauna, and human figures.
Step-by-step explanation:
During the Upper Paleolithic period, there were various discoveries that helped us understand the 'art' of that time. These discoveries include cave paintings found on the walls within caves, which feature geometric motifs, flora and fauna, and even human figures. These works were created with great skill and attention to aesthetics, and likely served some unknown religious purpose. The art from this period demonstrates the ability of early humans to reproduce the world around them in a complex and symbolic fashion.