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
Etiology of disordered coagulation in antiphospholipid syndrome is 
Select and explain. 
A. Hyper coagulation, B. Slow blood flow, C. Thrombocytosis, D. Vitamin K inobsorption
A: Hyper coagulation
Answer: A: Hyper coagulation 
Explanation: None