Final answer:
The clavicle supports the chest from axilla to hip in a diagonal direction.
Step-by-step explanation:
The clavicle supports the chest from axilla to hip in a diagonal direction. The clavicle serves as a strut that extends laterally to support the scapula, allowing for maximal freedom of motion for the upper limb. It also transmits forces acting on the upper limb to the sternum and axial skeleton.