3. Marco is 40 years old, Head of Household, and a resident of Puerto Rico during 2020. Marco has a son who is his dependent. He informed you that he received the following sources of income: $16,000 for a job he performed in the state of Florida; $24,000 received from the federal government for services performed in Puerto Rico. He also received $10,000 from a part-time job in Puerto Rico that is exempt from federal income tax. What is Marcos standard deduction? A. $12,400 B. $14,920 C. $20,000