ers are non-exclusive. This can often be accomplished instead by making the list non-exclusive and clearing other items when necessary to create the exclusive behavior.</P>
<P>
In some cases, you may wish to store modified or indeterminate states for individual items rather than for only the whole group. In this case, you should probably use a GenBooleanGroup.</P>
<P>
For long lists of items or lists that may require frequent updating, you might wish to use a GenDynamicList instead.</P>
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