If the communists ever dominate Southeast Asia, then within five years they will eventually take power in all Asia. And, if they win Asia then within ten years they will take over the rest of the world. Thus, once the communists win S. E. Asia, they will soon dominate the world. You did not make a B, C, D, E, or I. So, you must have made an A. 4. No Vietnam veterans should suffer from chronic health problems from exposure to Agent Orange because some authorities say that there is no necessary link between their diseases and their exposure to this toxin.
All birds have wings.
A cat is a bird. Hence, a cat must necessarily have wings.