This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
All the following are features of α - 1 - Antitrypsin deficiency except 
Select and explain. 
A. Autosomal dominant, B. Mutation is SERPINA I gene, C. Emphysema with Cirrhosis can be seen, D. α1 - Antitrypsin is a serine protease inhibitor
A: Autosomal dominant
Answer: A: Autosomal dominant 
Explanation: α - 1 Antitrypsin deficiency - Autosomal recessive.