While some maintain that the recent proliferation of uncredited web sources will have (i)____________ effect on scholarship, others argue that the effects will be far more (ii)____________, claiming that academics are sensible enough not to (iii)____________ unattributed sources. A. an inestimable B. harmful C. place credence in D. a pernicious E. benign F. take issue with G. a minute H. subtle I. express skepticism towards