Text stimulus (data-display): Classroom-ready data-display titled 'Selecting a supported conclusion from mixed metrics'. Dashboard-style data display for three areas. Columns: delayed-care rate, 95% CI, population, estimated number delayed. Area A: 20%, CI 18-22, population 60,000, number 12,000. Area B: 28%, CI 20-36, population 12,000, number 3,360. Area C: 23%, CI 21-25, population 45,000, number 10,350. Display details: table cells and small bars. Which conclusion is most supported?