Which of the following individuals are required to file a tax return for 2016? Should any of these individuals file a return even if filing is not required? Why or why not? Patricia, age 19, is a self-employed single individual with gross income of $5, 200 from an unincorporated business. Business expenses amounted to $4, 900. Mike is single and is 67 years old. His gross income from wages was $10, 800. Ronald is a dependent child under age 19 who received $6, 500 in wages from a part-time job. Sam is married and files a joint return with his spouse. Lana. Both Sam and Lana are 67 years old. Their combined gross income was $24, 250. Quinn, age 20, is a full-time college student who is claimed as a dependent by his parents. For 2016, Quinn has taxable interest and dividends of $2, 500