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
Prostaglandin derivatives are used in following conditions, except: 
Select and explain. 
A. Cervical ripening, B. As an aboifacient, C. As an aboifacient, D. As an aboifacient
D: As an aboifacient
Answer: D: As an aboifacient 
Explanation: As an aboifacient