Question ID:PT58 S4 Q11 Passage:Researcher:  This fall I returned to a research site to recover the armadillos I had tagged there the previous spring. Since a large majority of the armadillos I recaptured were found within a few hundred yards of the location of their tagging last spring, I concluded that armadillos do not move rapidly into new territories. Stem:Which one of the following is an assumption required by the researcher's argument? Correct Answer Choice:EChoice A:Of the armadillos living in the area of the tagging site last spring, few were able to avoid being tagged by the researcher. Choice B:Most of the armadillos tagged the previous spring were not recaptured during the subsequent fall. Choice C:Predators did not kill any of the armadillos that had been tagged the previous spring. Choice D:The tags identifying the armadillos cannot be removed by the armadillos, either by accident or deliberately. Choice E:A large majority of the recaptured armadillos did not move to a new territory in the intervening summer and then move back to the old territory by the fall.