Which of the following is a valid timestamp to use in a SOAP header according to the Basic Security Profile
(BSP) v1.0?

A.
<wsu:Timestamp wsu:Id=”timestamp”>
<wsu:Created>2009-06-24T08:42:00Z</wsu:Created>
<wsu:Expires>2009-06-24T09:00:00Z</wsu:Expires>
</wsu:Timestamp>

B.
<wsu:Timestamp wsu:Id=”timestamp”>
<wsu:Expires>2009-06-24T09:00:00Z</wsu:Expires>
</wsu:Timestamp>

C.
<wsu:Timestamp wsu:Id=”timestamp”>
2009-06-24T08:42:00Z
</wsu:Timestamp>

D.
<wsu:Timestamp wsu:Id=”timestamp”>
<wsu:Created>2009-06-24T08:42:00Z</wsu:Created>
<wsu:Expires>2009-06-24T10:00:00Z</wsu:Expires>
<wsu:Valid>true</wsu:Valid>
</wsu:Timestamp>