c. gender d. age 18. Darnell participates in his state's exchange and is enrolled in one of its qualified health plans. In addition to premium tax credits, Darnell also qualifies for cost-sharing assistance. His cost-sharing assistance increases the actuarial value of his plan, and accordingly, pays a higher percentage of Darnell's essential health benefits costs. Based on this information, which of the following statements is known to be true? Oa. Darnell is older than 65. O b. Darnell enrolled in a platinum plan. O c. Darnell has household income below 250 percent of the federal poverty level. Od. Darnell enrolled in a gold plan. 19. Edgar is eligible for premium tax credits for coverage that he purchases through an