Unemployment is the level of joblessness among Select one: a. people actively seeking work in an economic system. b. people over the age of 18 and under the age of 65 in a given economic system. c. people who have been previously employed in an economic system. d. people who have the skills for employment within an economic system. e. people over the age of 18 wi thin a given economic system.

##Step1: Definition of Unemployment<br />###Unemployment refers to individuals who are actively looking for work but are currently without a job. It's a measure of joblessness within the labor force.<br />##Step2: Analyzing Options<br />###Option (a) aligns with the definition of unemployment, focusing on those actively seeking work. Options (b), (c), (d), and (e) include broader populations or criteria not directly related to the core definition of unemployment.<br /><br />#