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: Gynaecology & Obstetrics
The current imaging technique of choice for the diagnosis of hydatidiform mole is : 
Select and explain. 
A. Computed tomography, B. Ultrasonography, C. Plain X-ray abdomen, D. Magneic resonance imaging
B: Ultrasonography
Answer: B: Ultrasonography 
Explanation: Ultrasonography