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

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

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MS Power Point
What is the use of Researching Timings?

This option allows you to set the time of animations
This option allows you to rehearsal of slide presentation
This option allows you to rearrange slides
There is no such option in PowerPoint

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