Paragraph 4: in order to create a sense of structure to this picture, researchers have relied on a distinction that still underlies the forms of much indigenous visual culture—a distinction between geometric and figurative elements. Simple geometric repeated patterns—circles, concentric circles, and lines—constitute the iconography (characteristic images) of the earliest rock-art sites found across Australia.
According to paragraph 4, researchers have organized and structured Australian rock art by distinguishing between which of the following?
A. Images found at Panaramitee North and images found in other parts of Australia
B. Images found in a particular type of rock layer and images found in other types of rock layers
C. Images that have geometric elements and images that have figurative elements
D. Images that are typically found and image that are rarely found
是“researchers”和“distinguishing”，文中相对应的句子是：“researchers have relied on a distinction that…”最后筛选答案C 与原文“a distinction between geometric and figurative elements”相一致。