Final answer:
Correctly filling out a W-4 form is important to determine the withholding amount from your paycheck and avoid under or overpayment of taxes.
Step-by-step explanation:
The correct statement that describes why it's important to correctly fill out a W-4 form is: It determines how much money is withheld from your paycheck and can result in under or overpayment of taxes if filled out incorrectly. When you fill out a W-4 form, you provide information to your employer about your tax filing status and the number of allowances you're claiming. This information is used to calculate how much money is withheld from each paycheck to cover your estimated taxes.
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