MS Excel
How do you select an entire column?

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

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MS Excel
How do you insert a row?

Select the row heading where you want to insert the new row and select Edit >Row from the menu
Right-click the row heading where you want to insert the new row and select Insert from the shortcut menu
Select the row heading where you want to insert the new row and click the Insert Row button on the standard toolbar
All of the listed here

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