Question ID:PT49 S4 Q8 Passage:One good clue as to which geographical regions an ancient relic was moved through in the past involves the analysis of pollen that clings to the surface of the relic.  A relic is linked to a geographical area by the identification of pollen from plants that are known to have been unique to that area. Stem:Which one of the following, if true, casts the most doubt on the reliability of the method described above? Correct Answer Choice:AChoice A:Pollens are often transported from one region to another by wind or human movement. Choice B:There are several less complicated methods of determining the history of the movement of an object than the analysis and identification of pollen. Choice C:Many types of pollen were common to several geographical regions in the ancient world. Choice D:Data are scarce as to the geographical distribution of the pollens of many ancient plants. Choice E:Pollen analysis is a painstaking process that is also expensive to conduct.