Q: If farmers want to improve their yield, they must use organic fertilizers in place of chemical fertilizers. Assumptions: I. Chemical fertilizers have certain ill effects on health II. Chemical fertilizers do not produce as much yield as the organic fertilizers.

• A. If only assumption I is Implicit
• B. If only assumption II is Implicit
• C. If either I or II is Implicit
• D. If both I and II are Implicit