Final answer:
Ancient cultures in classical societies made significant contributions to society today, including in mathematics, democracy/political philosophy, and art/literature.
Step-by-step explanation:
Ancient cultures in classical societies made several beneficial contributions to society today. One of the most important contributions is in the field of mathematics. The ancient Greeks, for example, developed many mathematical concepts and theories that are still used today, such as geometry and algebra. Another significant contribution is in the field of democracy and political philosophy. The ancient Greeks developed the concept of democracy and explored ideas about government and citizenship that continue to shape modern political systems. Lastly, ancient civilizations made significant contributions to art and literature. The Greeks, Romans, and Egyptians, for instance, produced timeless works of art and literature that continue to inspire and inform us today.