A 3-column table with 2 rows titled Citizen Parcticipation in Wartime Activities in the U S, millions of citizens. Column 1 is labeled Type of parcticipation with entries Active military, Total number of employed workers. Column 2 is labeled 1916 with entries 0.18, 40.1. Column 3 is labeled 1919 with entries 1.27, 42.3. What does the chart indicate about American employment during World War I? The number of people in the armed forces increased by more than one million. The number of people in the workforce increased by about three million. The number of people in the armed forces declined by one million. The number of people in the workforce declined by one million.