Eloise is an unmarried, elderly woman who lives alone in a small apartment. Eloise is only able to provide 6% of her own support. The remainder of her support is provided by the following people: o 10% of her support is provided by her oldest son, Frank. o 22% of her support is provided by her daughter, Gertrude. o 30% of her support is provided by her son, Henry. o 32% of her support is provided by her friend, Irene. Which of these individuals is eligible to claim Mary as a dependent?