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
Which muscle causes retraction of scapula? 
Select and explain. 
A. Serratus anterior, B. Levator scapulae, C. Rhomboideus major, D. Supraspinatus
C: Rhomboideus major
Answer: C: Rhomboideus major 
Explanation: The rhomboid major muscle originates from the spines of T2-T5 and supraspinous ligaments and inses into the medial border of scapula. Its action is retraction of scapula. BD chaurasia 7th edition, page 65-table 5.2