Fifty employees of Glow Corp. quit the company in 2016. Thirty-five employees quit on their own, while the company asked the remaining 15 employees to leave due to poor job performance and high absenteeism. The total number of employees in the corporation was 270 in January 2016. The mid-year employee count was 250, and the number became 220 at the end of the year. The turnover rate at Glow Corp. in 2016 was . a. 50% b. 35% c. 25% d. 20%