MS Power Point
To select all the boxes of an organization chart

Press and hold the shift key and click each box
Right click the chart background click select all
Click edit, select all
All of the listed here

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MS Power Point
What is Custom Shows in PowerPoint?

There is no option of Custom Shows
The Presentation which can present only on particular date
Use the only some parts of the monitor is called Custom Shows
Creating Presentations within a Presentation

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