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: Surgery
Patellar tendon bearing P.O.P. cast is indicated in the following fracture: 
Select and explain. 
A. Patella, B. Tibia, C. Medial malleolus, D. Femur
B: Tibia
Answer: B: Tibia 
Explanation: Patellar tendon bearing cast is indicated in fracture shaft of tibia (closed fracture). With good alignment it unites within 6 weeks in the case of children and 16 - 20 weeks in adults. Ref: Essential Ohopedics By J Maheswari, 2nd Edition, Page 133; Rockwood and Green's 'Fractures in Adult', 4th Edition, Page 163