it hAs BEEn stAtED in thE pAssAgE thAt thE growth oF spECiAlist soCiEtiEs AnD pErioDiCAls hAs hElpED sCholArs to ______.
A．spEnD lEss timE trAvEling
B．Cut Down rEsEArCh Costs
C．DEvElop thEir iDEAs morE quiCkly
D．kEEp up with CurrEnt DEvElopmEnts