The Hutters filed a joint return for 2019. They provide more than 50% of the support of Carla, Ellie, and Aaron. Carla (age 18) is a cousin and earns $2,800 from a part-time job. Ellie (age 25) is their daughter and is a full-time law student. She received a $7,500 scholarship for tuition from her law school. Aaron is a brother who is a citizen of Israel but resides in France. Carla and Ellie live with the Hutters. How many dependents can the Hutters claim?