Refer to the Exhibit.
Assuming the tag library in the exhibit is imported with the prefix forum, which custom tag invocation procedures a transaction error in a jsp page?
A. <forum:message from="My Name" subject="My Subject" />
B. <forum:message subject="My Subject">
My message body.
</forum:message>
C. <forum:message from="My Name" subject="${param.subject}">
${param.body}
</forum:message>
D. <forum:message from="My Name" subject="My Subject">
<%= request.getParameter( "body" ) %>
</forum:message>
E. <forum:message from="My Name" subject="<%= request.getParameter( "subject" ) %>">
My message body.
</forum:message>