Final answer:
In the context of programming and spreadsheet functions, an empty string represented by two double quotes ("") is used to make a field appear blank. The correct answer is 2) Blank
Step-by-step explanation:
The item used to instruct the IF function to leave a field blank is typically the double quotes with nothing between them (""). Despite the options provided, the correct way to represent a blank value in most programming and spreadsheet environments is to use two double quotes, which signify an empty string.
It is important to note, this might vary across different programming languages or spreadsheet software, but for mainstream tools like Excel, using "" will ensure that the cell looks blank when the IF condition is met.Null is a value that represents no value or an unknown value. It is commonly used to indicate the absence or invalidity of data. So, the correct answer is 2) Blank.