This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thigh, Knee,Leg,Foot & Ankle injuries, Subject name: Orthopaedics
Bohler's angle is decreased in fracture of- 
Select and explain. 
A. Calcaneum, B. Talus, C. Navicular, D. Cuboid
A: Calcaneum
Answer: A: Calcaneum 
Explanation: *Bohler's Tuber angle and crucial angle of Gissane are measured for Intra Aicular Fractures of Calcaneum. Ref: Apley's 9th/e p.926