Table: Labor Data for an imaginary economy of Honest Land. Year 2016 2017 2018 Adult population 2,000 3,000 3,200 Number of employed 1,400 1,300 1,600 Number of unemployed 200 600 200 Refer to Table. The labor force of Honest Land a. decreased from 2016 to 2017 but increased from 2017 to 2018. b. increased from 2016 to 2017 but decreased from 2017 and 2018. c. increased both from 2016 to 2017 and from 2017 to 2018. d. decreased both from 2016 to 2017 and from 2017 to 2018