Answer:
an injured spouse on a jointly filed tax return must file form 8379 together with the form 1040x.
Explanation:
Given the information from the question . We know that Laura and Daniel filled a joint return in 2017 . In this case an injured spouse on a jointly filed tax return files form 8379 together with the form 1040x to get back their share of the joint refund during the joint overpayment is applied to a past-due obligation of the other spouse.