标题: 0G12-120 求问 [打印本页] 作者: 端木瑶 时间: 2011-8-2 21:09 标题: 0G12-120 求问 The earliest Mayan pottery foundat Colha,in Belize,is about3,000 years old. Recently, however, 4,500-year-old stone agriculturalimplements were unearthed at Colha.These implements resemble Mayan stoneimplements of a much later period, alsofound at Colha. Moreover, theimplements' designs are strikingly different from the designs of stone implementsproduced by other cultures knownto haveinhabited the area in prehistorictimes. Therefore, there were surelyMayan settlements in Colha 4,500 years ago.
Which of the following, if true, most seriouslyweakens the argument?
(A) Ceramic ware is not known tohave been used by theMayan people to make agriculturalimplements. (B) Carbon-dating of corn pollen in Colhaindicates that agriculture began therearound 4,500 years ago. (C) Archaeological evidence indicates thatsome of the oldest stoneimplements found at Colha wereused to cut away vegetation after controlled burning oftrees to open areas ofswampland for cultivation.
(0) Successor cultures at a givensite often adopt the styleof agriculturalimplements used by earlier
inhabitants of thesame site. (E) Many religious and socialinstitutions of the Mayan peoplewho inhabitedColha 3,000 years ago relied on a highly developed systemof agriculturalsymbols.