When a new scientific model emerges, research studies (i)____________ that paradigm tend to dominate in the scientific literature: the process of selecting articles for publication is tilted toward positive results. But once the paradigm (ii)____________, the academic incentives shift in the opposite direction: research results are more likely to be considered worthy of publication when they (iii)____________ what has become the established view. A. tweaking B. is initially articulated C. bolster D. affirming E. has become entrenched F. circumvent G. controverting H. is about to be attacked I. undermine