Joseph provides $12,000 of support for his mother, Miriam, who lives in his house. Miriam is a U.S. citizen and single. Miriam’s only income is Social Security of $5,000 and taxable pension income of $4,000. Miriam uses the Social Security income for support but puts all of the pension income into her savings account.

Joseph also provides $6,000 of support for his 22-year-old son, Mike, who is a full-time student attending college on a basketball scholarship.The balance of Mike’s support comes from the scholarship that pays Mike’s $10,000 tuition and fees for the year. How many dependents can Joseph claim on his tax return?

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