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: Surgery
Most haemorrhagic tumor is - 
Select and explain. 
A. Leiomyosarcoma stomach, B. Ca stomach, C. Adeno Ca GB, D. Ca pancreas
A: Leiomyosarcoma stomach
Answer: A: Leiomyosarcoma stomach 
Explanation: Answer is 'a' i.e. Leiomyosarcoma stomach "Leiomyosarcoma often ulcerate and bleed" - Harrison