下列各句中，没有错别字的一句是（  ）

A．哥伦比亚著名作家加西亚·马尔克斯，凭借其代表作《百年孤独》，成功问顶第六届中国作家富豪榜子榜单“外国作家富豪榜”首富宝座。

B．在徽州古民居内，处处可见字体俊秀、耐人寻味、雅俗共赏的楹联匾额。透过其中的妙语佳句，我们得以探寻徽州人重商、重仕、崇善的人生哲学。

C．峨眉群峰竞秀，迭嶂争奇，奇松、怪石、云海、温泉、冬雪闻名遐迩。钟灵毓秀的自然风光吸引了无数文人墨客前来游历并留下丰富的文化瑰宝。

D．分门别类地记，可以丰富你的知识，帮你理清思路；钩玄题要地记，可以把握要领，深化对意义的理解。

Company XYZ has a fixed price contract to produce 10,000 widgets for a price of $100,000. An invoice will not be generated until all widgets are completed. The budgeted cost of manufacturing the widgets is $9 per widget. All widgets were to be completed by today. Unfortunately, the project is behind schedule, and only 9,000 widgets have been completed. Actual manufacturing costs to date are $90,000. In the sample scenario above, what is the cost performance index

A) 1.23.
B) 0.9.
C) 1.
D) 1.1.