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
Haemophilia A is characterised by the presence of following features, except - 
Select and explain. 
A. Bleeding into soft tissues, muscles & joints, B. Loss of VIII levels, C. Prolonged partial thromboplastin time, D. Prolonged prothrombin time
D: Prolonged prothrombin time
Answer: D: Prolonged prothrombin time 
Explanation: None