318. New techniques in thermal-scanning photography, a process that records radiation from surface areas, makes it possible to study the effects of calefaction, or warming, of a river in greater detail than ever before. (A) makes it possible to study the effects of calefaction, or warming, of a river in greater detail than ever before (B) make it possible to study, in greater detail, the effects of calefaction, or warming, of a river than ever before (C) have made it possible to study in greater detail than ever before the effects of calefaction, or warming, of a river (D) make possible the study of the effects of calefaction, or warming, of a river in greater detail than it ever was before (E) has made it more possible than ever before to study in greater detail the effects of calefaction, or warming, of a river 319. Bob Wilber became Sidney Bechet’s student and protégé when he was nineteen and, for a few years in the 1940’s, came as close to being a carbon copy of the jazz virtuoso in performance as anyone has ever come. (A) as anyone has ever come (B) as anyone ever had been (C) as anyone ever had done (D) that anyone ever did (E) that anyone ever came 320. Despite its attractiveness, investing abroad can still pose big risks, ranging from the potential for political instability in some countries to the shortage of regulations to protect investors and a serious lack of information about investments in others. (A) to the shortage of regulations to protect investors and a serious lack of information about investments in others (B) to the shortage of regulations to protect investors and in others a serious lack of information about investments (C) and the shortage of regulations to protect investors and a serious lack of information about investments in others (D) and the shortage of regulations to protect investors to a serious lack of information about investments in others (E) to the shortage of regulations to protect investors in others and a serious lack of information about investments 321. That the new managing editor rose from the publication’s “soft” news sections to a leadership position is more of a landmark in the industry than her being a woman. (A) her being a woman (B) being a woman is (C) her womanhood (D) that she was a woman (E) that she is a woman