【单选题】

Many students who pareicipated in the 2010 civil service exams(公务员考试)inChina saw them as the"most diffcult", due to their emphasis on general knowledge.

This year, theChinese central government offices have opened 15,000 posts but it’s not large enough to find a home for the one million people applying.According to a 2009 Washington post report,US students are also giving government jobs a hard look. "The Partnership for Public Service"poll(民意调查)found that about 90% of US students are interested in federal(联邦政府的)jobs. Nearly 84% gave the security offered by federal jobs as a reason.
The same goes for students in the UK.A、2008Daily Mail report found that applications from college graduates for government civil service jobs have surged 33% over 2007.
Besides providing financial security, civil service jobs ususlly offer other benefits, especially inAsiA、In India, for example, the average annual income is about $8, 116-more than 10 times higher. Plus, civil servants get a one-month paid holiday every year, 20 days of medical leave and 20-day half-paid vacation.
The 2010 civil service exams inChina were thought the"most difficult"because ______.
A、most of the students hadn’t prepared well.
B、the exams emphasized general knowledge.
C、too many people were interested in civil services.
D、students were not good at answering the questions.