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
A patient with a bleeding disorder with increased bleeding time and normal clotting time is suffering from: 
Select and explain. 
A. Classic hemophilia, B. Christmas disease, C. Vitamin K deficiency, D. Idiopathic thrombocytopenic purpura
D: Idiopathic thrombocytopenic purpura
Answer: D: Idiopathic thrombocytopenic purpura 
Explanation: None