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: Pathology
Not true about familial polyposis colon cancer syndrome? 
Select and explain. 
A. Autosomal recessive, B. Associated with fibromas and osteomas, C. Associated with brain tumors, D. 100% incidence of colon carcinoma
A: Autosomal recessive
Answer: A: Autosomal recessive 
Explanation: Familial polyposis (FAP) syndrome is autosomal dominant.