You create a Web Form that allows users to create a new account. You add a CreateUserWizard control by using the following code segment.You need to ensure that the wizard automatically sends an e-mail message to users when they finish creating their accounts. You add a valid element to the Web.config file. Which code segment should you add to the Page_Load event?（）
A. Wizard1.RequireEmail = True
B. Wizard1.Email = "user@address.com"
C. Wizard1.MailDefinition.From = "registration@mysite.com"
D. SmtpMail.SmtpServer = "mail.contoso.com"
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You see another vessel approaching，and its compass bearing does not significantly change.This would indicate that（）.
A. You are the stand-on vessel
B. Risk of collision exists
C. A special circumstances situation exists
D. The other vessel is dead in the water
（）就是在增加的收账费用与减少的坏账损失、减少的机会成本之间进行权衡。
A. 确定信用标准
B. 选择信用条件
C. 制定收账政策
D. 5c评估法
利用网络，特别是（），可以使全世界的教育资源连成一个信息海洋，供广大教育用户共享。
A. network
B. Internet
C. baidu
D. google
发电机的通风方式与发电机的布置形式密切相关，主要有（）、（）、（）和密闭式等四种。
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