You must give careful consideration before adding text to a placeholder because once text has been entered into a placeholder, the placeholder cannot be deleted. true false

Dean wants a quick way to look up staff members by their staff id. in cell q3, nest the existing vlookup function in an iferror function. if the vlookup function returns an error result, the text “invalid staff id” should be displayed by the formula. (hint: you can test that this formula is working by changing the value in cell q2 to 0, but remember to set the value of cell q2 back to 1036 when the testing is complete.)

Acase study allows a more detailed look at the life of a single subject than any other study.

What a backup plan that you have created in a event you encounter a situation