This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper limb, Subject name: Anatomy
Movement of shoulder joint is controlled by 
Select and explain. 
A. C8 T1, B. C5 6 7 8, C. C4 5 6, D. C7 8 T1 2
B: C5 6 7 8
Answer: B: C5 6 7 8 
Explanation: Nerue Supply to shoulder joint Axillary nerve.(C5,C6) Musculocutaneous nerve.(C5,C6,C7) Suprascapular nerve. Ref - BDC 6the p 144