base Kit's classes and protocols.</font>

<p><br><br>

<p><font face="Helvetica" size="+1"><b>Inheritance Hierarchy</b></font>

<p><font face="Times">The inheritance hierarchy for the Kit's classes is shown below:</font></td></tr>

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<p>

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<td width=107></td>

<td><img src="F0.gif" width=285 height=213></td></tr>

</table>

<p>

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<td><font face="Times">More important than th