This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Management In Orthopedics, Subject name: Orthopaedics
Jaipur foot was invented by - 
Select and explain. 
A. P. K.Sethi, B. S. K. Verma, C. B. L. Sehgal, D. H. R. Gupta
A: P. K.Sethi
Answer: A: P. K.Sethi 
Explanation: Ans. is 'a' i.e., P. K. Sethi o P. K. Sethi. Pramod Karan Sethi (28 November 1927 - 6 January 2008) was an Indian orthopaedic surgeon. With Ram Chandra Sharma, he co-invented the ''Jaipur foot", an inexpensive and flexible artificial limb, in 1969.