Suppose that the Bureau of Labor Statistics reports that the entire adult population of Mankiwland can be categorized as follows: 25 million people employed, 3 million people unemployed, 1 million discouraged workers, and 1 million people who are either students, homemakers, retirees, or other people not seeking employment. Refer to Scenario 28-1. What is the labor-force participation rate? a. 83.3% b. 86.7% c. 93.3% d. 96.7%