{{B}}pAssAgE onE{{/B}}

using thE progrAm DEvElopED At thE univErsity oFCAliForniA AtBErkElEy, thE pApErs ArE ChECkED By ______.A．printing AnD looking CArEFully At thE hunDrEDs oF pApErs on thE intErnEt
B．sEArChing mAny wEB pAgEs AnD CompAring worDs usED
C．Asking thE stuDEnts whErE thEy got thE inFormAtion in thE pApEr
D．CompAring All thE pApErs whiCh ArE turnED in By thE stuDEnts