Despite being taken from very different sources, the results are remarkably .
A. consistent
B. constant
C. contradictory
D. controversial
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(答案→)A. consistent
B. constant
C. contradictory
D. controversial
解析: 句意:虽然是来自于不同的资源,结果是非常一致的。A. consistent一致的,B. constant连续的,C. contradictory矛盾的,D. controversial有争议的,选A。