Ginger is filing her federal income tax return with the 1040ez form, and she received two w-2 forms, with the federal income tax withheld on one being $4530, and the federal income tax withheld on the other being $540. if ginger received a making work pay credit of $400, and if lines 9a and 9b in the payments, credits, and tax section below are $0, what should she enter on line 10? a. $4670 b. $4930 c. $5470 d. $5070