If F a Full-Page Ad in Nisf El-Dunia Costs US$10,000

If f a full-page ad in Nisf el-Dunia costs US$10,000 and Nisf el-Dunia 's estimated readership is 225,000 people, the cost of exposing the ad to 1,000 persons is approximately ________.

A) $84
B) $67
C) $44
D) $41
E) $77