CH1: HOMEWORK 1 Multiple choices (circle the correct answer(s). 1. Sonia (age 67 in 2019) is single, received nontaxable social security of $9,000, and made $750 net from selling Christmas ornaments at craft shows. a. Sonia must file a tax return b. Sonia is not required to file a tax return c. Sonia is not required to file but she should file a tax d. Sonia can decide if she wants to file a tax return or not 2. Barbara (single, age 16 in 2019) can be claimed by her narents as a donondont In 2010 Duch