单选题 By mentioning "the figures are as changeable as a mirage in the desert", the author is talking about ______.

A、 the wealthy people who live atop the wells in the Gulf.
B、 the planet's future fossil-fuel supplies.
C、 the inconsistent estimates on oil deposits in the Gulf.
D、 the oil traded in the international markets.

【正确答案】 C

【答案解析】题干问：“作者谈论‘数字像沙漠里的蜃楼一样变化’是为了说明……。”根据原文第2自然段的信息，作者是为了说明“海湾石油储量不一致的推测”，选项[C]表达了此意。而选项[A]“住在海湾油井上的富有的人们”，[B]“地球未来化石原料的供应”以及[D]“国际市场原油的贸易”皆不符合题意。