How Is It Possible to Tell Whether an Isolated Clavicle

How is it possible to tell whether an isolated clavicle is the right or left one?

A) The medial end is cone-shaped, the lateral end is flat, and the inferior surface is ridged.
B) The lateral end is flat, the medial end is cone-shaped, and the superior surface is curved.
C) The medial end is S-shaped, the lateral end is straight, and the superior surface is ridged.
D) The coronoid process is on the lateral end, the ridge is on the superior surface, and the socket is in the medial end.