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: Pharmacology
Absolute contraindication of combined oral contraceptive pill is: 
Select and explain. 
A. Epilepsy, B. Obesity, C. Smoking 10 cigars/day, D. Active liver disease
D: Active liver disease
Answer: D: Active liver disease 
Explanation: None