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For manageability purposes, you have been told to add a "count" instance variable to a critical JSP Document so that a JMX MBean can track how frequent this JSP is being invoked.
Which JSP code snippetmust you use to declare this instance variable in the JSP Document?()

A.<jsp:declaration>int count = 0;<jsp:declaration>
B.<%! int count = 0; %>
C.<jsp:declaration.instance>int count = 0;. <jsp:declaration.instance>
D.<jsp:scriptlet.declaration>int count = 0;. <jsp:scriptlet.declaration>

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