The so-called "gift of the modem age" is present in
A. the great artist' joining the company for performance at ease
B. traveling by air and communicating through the Internet
C. the fast changing of world's cultures
D. the emergence international artists one after another
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在我国证券界，证券交易的原则被归纳为准确、及时、完整。()
A. 正确
B. 错误
水利部工程建设事故应急指挥部主要职责有（)。A．代表国务院管理水利工程事故处理B．拟定水利工程建水利部工程建设事故应急指挥部主要职责有()。
A. 代表国务院管理水利工程事故处理
B. 拟定水利工程建设重大质量与安全事故应急预案、工作制度和办法
C. 监督、指导和协调流域机构以及各级水行政管理部门制定和完善应急预案，落实预案措施，做好事故发生后的应急处置、信息上报和发布、善后处置等工作
D. 指导、协调和参与水利工程建设重大质量与安全事故应急处置
E. 及时了解和掌握水利工程建设重大质量与安全事故信息，根据事故情况需要，及时向国务院报告事故情况
Adverse selection is a problem associated with equity and debt contracts arising from
A. the lenders' ability to legally require sufficient collateral to cover a 100% loss if the borrower defaults
B. the lenders' relative lack of information about the borrowers' potential returns and risks of his investment activities
C. the borrowers' lack of incentive to seek a loan for highly risky investments
D. none of the above
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