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问题 单项选择题

多形红斑出现水疱主要发生在哪一层（）

A.表皮体细胞上层水疱

B.表皮体细胞中层水疱

C.表皮体细胞下层水疱

D.表皮下水疱

E.基层细胞上水疱

答案

参考答案：D

解析：多形红斑基本病例改变为角质形成细胞坏死，基底细胞液化变性，表皮下水疱形成。

单项选择题

Nick Bennett, CFA, is a trader at a stock exchange. Another trader approached Bennett on the floor of the exchange and verbally harassed him about a poorly executed trade. Bennett pushed the trader and knocked him to the ground. Which of the following best describes Bennett’s conduct Bennett:（）

A. did not violate either the CFA Institute Code of Ethics or any Standards of Professional Conduct.

B. violated the CFA Institute Code of Ethics, but did not violate any Standards of Professional Conduct.

C. violated the CFA Institute Code of Ethics and the Standards of Professional Conduct that relates to Professional Misconduct.
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单项选择题

某公司股票预计第一年股利为每股2元，股利年增长率为10%，不考虑筹资费用，据此计算出的资本成本为15%，则该股票目前的市价为( )元。

A．44

B．40

C．30.45

D．35.5
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