A two-million-years-old circular structure in Africa reveals an appreciation like our own for balance and form. A flower arrangement found in an ancient burial site in Iraq suggests that flowers were a symbol of comfort. Ice Age sculptures emphasize human sexuality, showing the importance of fertility to early people. And cave paintings dating back to 20,000 B. C. prove that the artists were keen observers of nature. Which sentence best expresses the implied main idea of the paragraph above?

A) Ancient artists were even more talented than artists of recent centuries.

B) An ancient flower arrangement at a burial site shows that flowers have been a symbol of comfort for centuries.

C) Humans were interested in producing art as far back as 20,000 B. C.

D)Early human handiwork suggests that ancient peoples had values and sensitivities much like our own.