Answer: File it electronically
Explanation:
Form 1040 is an Internal Service Revenue tax form that is utlized for the returns of the personal federal income tax that are filed by the residents of the United States.
Form 1040 calculates the taxpayer's total taxable income and then determines the amount that'll be paid or the amount that the government would refund.
Based on the information given, the procedures that should be used would be to prepare a Form 1040-X and then file it electronically so that Hector can make his claim.