This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper Extremity, Subject name: Anatomy
Which muscle is inserted on arrow marked area: 
Select and explain. 
A. Brachialis, B. Triceps, C. Biceps, D. Pronator teres
C: Biceps
Answer: C: Biceps 
Explanation: Ans. C. BicepsThe arrow marked area is radial tuberosity of radius. The biceps brachii is inserted on this landmark.