Fact 1: All chickens are birds. Fact 2: Some chickens are hens. Fact 3: Female birds lay eggs.If the first three statements are facts, which of the following statements must also be a fact?I: All birds lay eggs.II: Some Hens are birds.III: Some chickens are not hens.

• A. I only
• B. II only
• C. II and III only
• D. All