You are creating a Windows Communication Foundation service by using Microsoft .NET Framework 3.5.
You write the following code fragment for the configuration setting.
(Line numbers are included for reference only.)
01 <wsHttpBinding>
02 <binding name="simple">
03
04 </binding>
05 </wsHttpBinding>
You need to ensure that the service uses transport security and allows access to anonymous client applications.
Which code fragment should you insert at line 03?
A.
<security mode="Transport" >
<transport clientCredentialType="Basic" />
</security>
B.
<security mode="Transport" >
<message clientCredentialType="None"/>
</security>
C.
<security mode="Transport" >
<message clientCredentialType="Certificate"/>
</security>
D.
<security mode="Transport" >
<transport clientCredentialType="None" />
</security>