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: Physiology
SI unit for measuring Blood Pressure is : 
Select and explain. 
A. Torr, B. mmHg, C. kPa, D. Barr
C: kPa
Answer: C: kPa 
Explanation: C i.e. KPa