You are in the causlity when a student, Kumar is brought in with a shoulder injury sustained while playing football. In comparing the symmetry of his two shoulders, you notice a marked elevation of the distal end of his clavicle with respect to the acromion on the injured side. X-ray exam reveals a grade III shoulder separation. In order for this to have occurred, which ligament must be torn?
Coracoacromial Coracoclavicular Costoclavicular Superior glenohumeral