This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
A 35yr old female attends gynaec OPD with his excessive bleeding since 6 months not controlled with non hormonal drugs USG and clinical examination reveal no abnormality Next step ? 
Select and explain. 
A. Endometrial sampling, B. Endometrial ablation, C. Hormonal therapy, D. Hysterectomy
A: Endometrial sampling
Answer: A: Endometrial sampling 
Explanation: DOC IN EXCESSIVE BLEEDING IS TRANEXAMIC ACID . NEXT DO USG AND THEN ENDOMETRIAL SAMPLING TO LOOK FOR ANY PATHOLOGY REF : SHAW GYNECOLOGY