According the report the ailments of the world's poor received ______ attention compared to the diseases of the rich in the past decade.
 
【正确答案】 B
【答案解析】 形容词词义辨析。根据句意,poor得到的关注一定是少的。选项中,scant意为“不足的,缺少的”,符合句意。故答案为B。