Which of the following is NOT true of the pectoral girdle?

A)The clavicles meet along their medial borders above the sternum.
B)It consists of the clavicles and scapulae.
C)The scapulae do not meet along their medial surfaces.
D)The loose attachment of the pectoral girdle to the humerus provides flexibility, but also increases shoulder injuries.
E)All of these are true of the pectoral girdle.