Question 4+ Calculate the requested piece of information using the following information. a) Civilian labor force using Population: 300,000,000 (civilian, non-institutional) Participation rate: 75.0% Employed: 200,000,000 people Unemployed: 25,000,000 people b) Unemployment rate using Population: 250,000,000 . Participation rate: 50% Employed: 100,000,000 people c) Participation rate using Population: 500,000,000 Employed: 300,000,000 Unemployed: 100,000,000