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
Recurrent Spontaneous Hemahrosis is commonly seen in patients with Hemophilia when factor VIII levels are: 
Select and explain. 
A. < 36 %, B. <10%, C. <5%, D. <1 %
C: <5%
Answer: C: <5% 
Explanation: Answer is C (<5%): Recurrent Spontaneous Hemahrosis is commonly seen in patients with Hemophilia when factor VIII levels are less than 5 percent of normal (Moderate; Moderately severe form). Classification Levels of factor VIII Implications Mild 6-36 % of Normal (>5%) Bleeding generally occurs in response to mild trauma Moderate 2-5% of normal (<5%) Associated with spontaneous bleeding. Recurrent Hemahrosis is the most common manifestation Severe <1% of normal Life threatening Bleeding manifestations may be seen