MS Excel
Long text can be broken down into many lines within a cell. You can do this through

Justify in Edit > Cells
Text Wrapping in Format > Cells
Wrap Text in Format > Cells
All of above

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MS Excel
How do you select an entire column?

Select Edit > Select > Column from the menu
Hold down the Ctrl key as you click anywhere in the column
Hold down the shift key as you click anywhere in the column
Click the column heading letter

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