Question 10 of 15. Form 1040-SR can be used by which of the following taxpayers? O Fred, who is filing as single, whose date of birth is September 28, 1953. Mary and Sue, who will file jointly, whose dates of birth are the same, May 5, 1966. Sally, who is retired and will file head of household and claim her permanently disabled son. Her date of birth is July 3, 1957 Mark, age 18, who is filing is first tax return. He is a dependent of his parents but is filing to claim a refund of taxes withheld from his job delivering pizza. Mark for follow up