TOEFL Reading: ETS-TOEFL阅读机经 - YJ5K18738LE833WIL$

According to paragraph 6, decorating artifacts in particular styles served each of the following functions in ancient societies EXCEPT A. to maintain the power of the societies' rulers B. to mark socially relevant distinctions between groups C. to establish the superiority of a society's artistic values D. to define important aspects of the society's culture