Elroy who is single has taken over the care of his mother Irene in her old age. Elroy pays the bills relating to Irene's home. He also buys all the groceries and provides the rest of her support. Irene has no gross income.
A. Assume the original facts except that Elroy has taken over the care of his aunt, Renae, instead of his mother. What is Elroy's filing status?
B. Assume the original facts except that Elroy's mother Irene lives with him and that she receives an annual $4500 taxable distribution from her retirement account. Elroy still pays all the costs to maintain the household. What is his filing status?