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: Radiology
The investigation of choice for imaging of urinary tract tuberculosis is: 
Select and explain. 
A. Plain X-ray, B. Intravenous urography, C. Ultrasound, D. Computed tomography
B: Intravenous urography
Answer: B: Intravenous urography 
Explanation: Ans. Intravenous urography