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【单选题】
You must not lose faith in humanity. Humanity is like an ocean;if a few drops of the ocean are dirty, the ocean does not become dirty.A.
We cannot judge a person by his appearances so long as we have faith in humanity.
B.
Humanity is weak when there are some bad members.
C.
Though there are a few black sheep in our society, most people are not infected by them.
D.
However dirty the ocean may be, we can still swim in it.
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【多选题】证券公司从事融资融券业务时建立客户选择与授信制度应采取的措施包括（ ）。
A.
制定融资融券业务客户选择标准和开户审查制度
B.
建立客户信用评估制度
C.
明确客户征信的内容、程序和方式
D.
记录和分析客户持仓品种及其交易情况
【单选题】子网划分是在网络规划中的必要工作。如下图所示,某公司新增了一个办事处。该办事处最多将配置11台主机。为了减少地址浪费,管理员为该办事处分配的IP子网是( )
A.
192.168.10.80/29
B.
192.168.10.80/28
C.
192.168.10.96/28
D.
192.168.10.96/29