17. Benjamin retired at age 62 and began to collect Social Security retirement benefits. After a year of playing 3 rounds of golf per day, Ben is bored and decides to go back to work part-time. In 2019 (when Benjamin is age 63) he earns $27,640 at his part time job. His Social Security benefit before any adjustments for 2019 is $18,000. What will his actual Social Security benefit be for 2019? a. $10,000. b. $13,000. c. $14,667. d. $18,000