单选题 Those areas rely on agriculture almost ______, having few mineral resources and a minimum of industrial development.
A. respectively B. exclusively
C. incredibly D. extraordinarily

【正确答案】 B
【答案解析】[解析] exclusively“唯一地；全部地”；respectively“分别地”；incredibly“令人不可相信地”；extraordinarily“非凡地”。题句意为：“那些地区几乎完全依靠农业，没有什么矿业资源和工业。”