Caitlin, age 66, is unmarried at December 31, 2016. Her husband, Bruce, died in a plane crash in January, 2015. Caitlin furnished more than 50% of the support of her parents, who did not live with her. In addition, Caitlin furnished more than half of the cost of maintaining her parents' household. Her father earned $4, 160 bartending part-time while her mother, who is blind, earned $3, 960 knitting scary. Her parents did not file a joint return. Further, Caitlin's 24-year old daughter, Kylie, who is a full-time graduate student, is single and earned $4, 060 in 2016. Caitlin furnished more than 50% of Kylie's support. Kylie lived with Caitlin for the entire year. For 2016, Caitlin's adjusted gross income is $145, 900 and her itemized deductions total $9, 900. Using the individual income tax formula, starting with adjusted gross income, compute Caitlin's tax liability for 2016. Show your computations using good form.